R8 to 3JT Drill Chuck Arbor R8 Shank JT3 Adapter for Bridgeport
R8 to 3JT Drill Chuck Arbor. Shank: R8 ; Taper: JT3. Arbor Will Fit All Drill Chucks That With A 3JT Bore And Will Fit for On Any Machine Tool With A R8 Spindle. Taper: JT3. Works great on any machine tool with that takes R8 tooling.