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Sumitomo - NU-CCGD21.51 Grade BN250 PCBN Turning Insert - Uncoated, 80° Diamond, 1/4" Inscr Circle, 3/32" Thick, 1/64" Corner Radius - Benchmark Tooling

Sumitomo - NU-CCGD21.51 Grade BN250 PCBN Turning Insert - Uncoated, 80° Diamond, 1/4" Inscr Circle, 3/32" Thick, 1/64" Corner Radius


Item #: 32994659
Brand: Sumitomo
Model #: 1657616
Exact Tooling IR#: 04

Features and Benefits

Polycrystalline cubic boron nitride (PCBN) is similar to diamond. It is commonly used on hardened steels, cast iron, carbide, nickel alloys and hard ferrous materials.
Product Specifications
Insert Style NU-CCGD
Insert Size 21.51
Material PCBN
Inscribed Circle (mm) 6.35
Inscribed Circle (Decimal Inch) 0.2500
Inscribed Circle (Inch) 1/4
Thickness (Inch) 3/32
Thickness (Decimal Inch) 0.0938
Corner Radius (Inch) 1/64
Corner Radius (Decimal Inch) 0.0156
Manufacturer's Grade BN250
Coating Uncoated
Material Grade C4
Hole Diameter (Decimal Inch) 0.1100
Relief Angle 7
Included Angle 80
Insert Holding Method Screw
Shape Diamond
$46.74

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