PRO-SERIES R8 ER-16 DRAWBAR END COLLET CHUCK WITH HEX NUT (3901-5061)

Pro R8 ER-16 Collect Chuck with Drawbar End & Hex Nut T.I.R. Superior craftsmanship. Premium hardened & all ground body for extended tool life. Thread of Drawbar End: R8- 7/16" -20 Maximum RPM is 8,000 Shipping Weight: 1.1 lbs