8' 3 jaw Front Mounting Self Centering Scroll Lathe Chuck 2 Piece Jaws 202-6189 R[

A corresponding back plate (sold separately) requires machining on the face and hub outer diameter for proper fitment with this chuck. Refer to the back plate machining guide for comprehensive instructions. Chuck Diameter: 8'; Through Hole Size: 2.559'; Bolt Circle Diameter: 7.087'; Chuck Thickness: 2.953'; TIR: 0.0039'; Maximum Speed RPM: 2000; Maximum Torque NM: 250; Mounting: front mounting; Reversible Jaws: Yes; Number of Jaws: 3. This two-piece jaw setup consists of a master jaw paired with a top reversible jaw, featuring an American Standard tongue and groove design. Prior to installing the jaw onto its specific chuck, the jaw's final machining processes are completed using a closed tolerance CNC machine. Internal Jaw Clamping Range: 0.0157' - 3.346'; Jamming Range: 2.559' - 7.874'