Email: sales@benchmarktooling.com | Phone: (888) 988-8820
We ship from multiple warehouses throughout the USA
to get you what you need as fast as possible!
Millions of items in stock!
Fast online checkout - No account required
Cart 0
Cart 0

Products - (25001 Products)

Made in USA - 5/16" Shoulder Diam x 2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 18-8 Stainless Steel - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 18-8 Stainless Steel


Item #: 70973672
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 2
Drive Type Hex Socket
Material Grade 18-8
Material Stainless Steel
Thread Standard UNC
Hex Key Size (Inch) 5/32

$38.27

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88618087
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 2
Drive Type Hex Socket
Material Grade 300; 18-8
Material Stainless Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$9.63

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 8 Alloy Steel, 0.419 to 0.438" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 8 Alloy Steel, 0.419 to 0.438" Head Diam


Item #: 60571205
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 2
Drive Type Hex Socket
Material Grade 8
Material Alloy Steel
Head Height (Decimal Inch) 0.209 to 0.219
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380

$354.70

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 2" Shoulder Length, 1/4-20, Hex Socket Shoulder Screw - 6/6 Nylon, Uncoated - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2" Shoulder Length, 1/4-20, Hex Socket Shoulder Screw - 6/6 Nylon, Uncoated


Item #: 37505773
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Nylon is a lightweight, nonconductive material that is resistant to impact, wear and abrasion. It is ideal for electrical applications or where corrosion is a concern.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Decimal Inch) 0.3120
Thread Size 1/4-20
Shoulder Length (Inch) 2
Drive Type Hex Socket
Material Grade 6/6
Material Nylon
Finish/Coating Uncoated

$21.87

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 2-1/2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2-1/2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88618103
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 2-1/2
Drive Type Hex Socket
Material Grade 300; 18-8
Material Stainless Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$11.62

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 2-1/2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2-1/2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88617667
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 2-1/2
Drive Type Hex Socket
Material Grade 4037
Material Alloy Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$322.11

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 2-1/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2-1/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88618095
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 2-1/4
Drive Type Hex Socket
Material Grade 300; 18-8
Material Stainless Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$11.23

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 2-1/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2-1/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88617659
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 2-1/4
Drive Type Hex Socket
Material Grade 4037
Material Alloy Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$421.11

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 2-3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2-3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88618111
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 2-3/4
Drive Type Hex Socket
Material Grade 300; 18-8
Material Stainless Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$12.02

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 2-3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 2-3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88617675
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 2-3/4
Drive Type Hex Socket
Material Grade 4037
Material Alloy Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$849.25

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88618129
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 3
Drive Type Hex Socket
Material Grade 300; 18-8
Material Stainless Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$12.59

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88617683
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 3
Drive Type Hex Socket
Material Grade 4037
Material Alloy Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$522.75

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3-1/2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3-1/2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88618137
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 3-1/2
Drive Type Hex Socket
Material Grade 300; 18-8
Material Stainless Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$13.39

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3-1/2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3-1/2" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88617709
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 3-1/2
Drive Type Hex Socket
Material Grade 4037
Material Alloy Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$729.75

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3-1/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3-1/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88617691
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 3-1/4
Drive Type Hex Socket
Material Grade 4037
Material Alloy Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$604.65

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3-3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3-3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 4037 Alloy Steel, Uncoated, 7/32" Head Height x 7/16" Head Diam


Item #: 88617717
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (Inch) 3-3/4
Drive Type Hex Socket
Material Grade 4037
Material Alloy Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.209 to 0.219
Head Height (Inch) 7/32
Thread Standard UNC
Fastener Standard ANSI B18.3; BS 2470
Hex Key Size (Inch) 5/32
Hex Key Size (Decimal Inch) 0.1563
Head Diameter (Decimal Inch) 0.4190 to 0.4380
Head Diameter (Inch) 7/16
Thread Depth (Inch) 7/16

$713.95

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Precision Shoulder Screw - 303, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 1/2" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Precision Shoulder Screw - 303, 18-8 Stainless Steel, Uncoated, 7/32" Head Height x 1/2" Head Diam


Item #: 67314484
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Precision Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3120
Thread Size 1/4-20
Shoulder Length (Inch) 3/4
Drive Type Hex Socket
Material Grade 303; 18-8
Material Stainless Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.2188
Head Height (Inch) 7/32
Thread Standard UNC
Hex Key Size (Inch) 5/32
Head Diameter (Decimal Inch) 0.5000
Head Diameter (Inch) 1/2
Thread Depth (Inch) 7/16

$10.54

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Precision Shoulder Screw - 4140 Alloy Steel, Black Oxide Finish, 7/32" Head Height x 1/2" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Precision Shoulder Screw - 4140 Alloy Steel, Black Oxide Finish, 7/32" Head Height x 1/2" Head Diam


Item #: 72084247
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Product Specifications
Type Precision Shoulder Screw
System of Measurement Inch
Shoulder Diameter (mm) 7.94
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (mm) 19.05
Shoulder Length (Inch) 3/4
Drive Type Hex Socket
Material Grade 4140
Material Alloy Steel
Finish/Coating Black Oxide
Head Height (Decimal Inch) 0.2188
Head Height (Inch) 7/32
Thread Standard UNC
Head Diameter (Decimal Inch) 0.5000
Head Diameter (Inch) 1/2

$14.87

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Precision Shoulder Screw - 416 Stainless Steel, Uncoated, 7/32" Head Height x 1/2" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Precision Shoulder Screw - 416 Stainless Steel, Uncoated, 7/32" Head Height x 1/2" Head Diam


Item #: 01672179
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Precision Shoulder Screw
System of Measurement Inch
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3120
Thread Size 1/4-20
Shoulder Length (Inch) 3/4
Drive Type Hex Socket
Material Grade 416
Material Stainless Steel
Finish/Coating Uncoated
Head Height (Decimal Inch) 0.2188
Head Height (Inch) 7/32
Thread Standard UNC
Hex Key Size (Inch) 5/32
Head Diameter (Decimal Inch) 0.5000
Head Diameter (Inch) 1/2
Thread Depth (Inch) 7/16

$16.77

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 5/16" Shoulder Diam x 3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300 Stainless Steel, TICN Finish, 7/16" Head Diam - Benchmark Tooling

Made in USA - 5/16" Shoulder Diam x 3/4" Shoulder Length, 1/4-20 UNC, Hex Socket Shoulder Screw - 300 Stainless Steel, TICN Finish, 7/16" Head Diam


Item #: 87613634
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Shoulder Screw
System of Measurement Inch
Shoulder Diameter (mm) 7.94
Shoulder Diameter (Inch) 5/16
Shoulder Diameter (Decimal Inch) 0.3125
Thread Size 1/4-20
Shoulder Length (mm) 19.05
Shoulder Length (Inch) 3/4
Drive Type Hex Socket
Material Grade 300
Material Stainless Steel
Finish/Coating TICN
Head Height (Decimal Inch) 0.2188
Thread Standard UNC
Head Diameter (Decimal Inch) 0.4375

$15.27

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It