Boneham Type HM, 2.70 mm Inside Diam, Press Fit Drill Bushing 6 mm Outside Body Diam, 12 mm OAL, Steel AM00000080

Description

Harlingen 1-1/8″ High Precision 5C Collet – 9742-3071

• Roughness Ra 0.4.
• Made of high grade tool steel.
• Run-out accuracy is =0.0006″ at 3 x D.
• “STEP” Hardened and Ground Surface throughout protects the connection with spindle, also guarantees high accuracy, durability and long tool life.
• Internal and external thread machining after heat treatment reduces deformation burrs and provides you with smooth threaded engagement.

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