HHIP 3701-0135 Pro R8 to JT2 Drill Chuck ARBO
Made of 20CrMnTi alloy steel Electrolysis nickel coating Premium hardened & all Ground body for extended tool life. Thread of Drawbar end: R8- 7/16" -20 Maximum RPM is 8,000 T.I.R. <= .0002" Superior finish.