EPOTOOR 5C Square Collets Set 6-Pack Precision Mill Collets Set 1/8In - 1In In Mill Chuck Holder for Taper Spindle Mill Machine

Spindle is 5C square collets that any 5C shank will fit. Made of high grade tool steel. Hardened and precision ground. Accuracy 0.0005In TIR. Applications - Widely used in machining centers, general milling machines, CNC milling machine, engraving machine, high-speed machines, and other processing. Size - 1/4in, 5/16in, 3/8in, 1/2in, 5/8in, 3/4in.