Collet Set, 9BS, Set of 11

Set of 11 Brown & Sharpe 9 round collets to fit spindles with a Brown & Sharpe taper. This set ranges from 1/8″ to 3/4″ (1/8″, 3/16″, 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, and 3/4″).These collets are made from high-grade tool steel and are precision ground and hardened. Maximum runout is 0.0008″ (0.02 mm).Drawbar thread is 1/2″-13, the width at the top is 1.067″ and the width at the bottom is 0.900″. Overall length is 4.0″.