6″ 3-Jaw Plain Back Lathe Chuck ~ Made of high quality semi-steel. ~ Hardened and ground. ~ Lathe chuck wrench is supplied with the chuck. ~ 2 Sets of hard jaws, both internal and external, are included. ~ 3 M8 mounting screws are included. ~ Maximum RPM is 3,600. ~ T.I.R. is .0032″. Made of high quality semi-steel. Hardened and ground. Lathe chuck wrench is supplied with the chuck. 2 Sets of hard jaws, both internal and external, are included. Center hole is 1.575″.
