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ONE STOP WORKHOLDING

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Large Diameter Power Chucks
Sizes up to 60" for large vertical or horizontal lathes.

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Royal Workholding's Large Diameter Power Chucks the broadest available line of U.S. made 3-jaw and 4-jaw wedge-type power chucks for large vertical and horizontal lathes.

Jaw movements to 1/2", jaw force to 22,000 lbs.  Simplicity of design assures chucking repeatability of 0.0005" TIR.   High alloy steel construction heat treated or case hardened as required.   Spindle mountings for american, European and Japanese machine tools...plus all master jaw configurations.