20mm R8 Round Collet ~ Made of hardened, high grade tool steel. ~ Precision ground to close tolerance. ~ Internal thread is 7/16"-20. ~ T.I.R. is 0.015mm.
20mm R8 Round Collet ~ Made of hardened, high grade tool steel. ~ Precision ground to close tolerance. ~ Internal thread is 7/16"-20. ~ T.I.R. is 0.015mm.
