 
        Sumitomo - CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, Standard Retention Knob - 0.94" Knob Diam, 0.19" Flange Thickness, 0.98" from Knob to Flange
Item #: 53935102
Brand: Sumitomo
Model #: U102312
Exact Tooling IR#: 04
Features and Benefits
 Retention knobs, also known as pull studs, are threaded components that enable the mounting of a toolholder to the spindle of a CNC milling machine. Retention knobs are held in the machine by a clamp or spring. 
| Product Specifications | |
|---|---|
| Type | Standard | 
| Taper Size | CAT40 | 
| Thread Size | 5/8-11 | 
| Angle Radius | 45.00 | 
| Knob Diameter (Decimal Inch) | 0.9400 | 
| Through Coolant | No | 
| Knob to Flange Length (Decimal Inch) | 0.9800 | 
| Flange Thickness (Decimal Inch) | 0.1900 | 
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