29Pcs ER40 Spring Collet Set 1/8"-1" Machine Tool Accessories For CNC Machine. 29pcs ER40 collets (1/8inch- 1 inch) for CNC machine use. 29 PCS PRECISION ER40 COLLETS. 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2", 17/32", 9/16", 19/32", 5/8", 21/32", 11/16", 23/32", 3/4", 25/32", 13/16", 27/32", 7/8", 29/32", 15/16", 31/32", 1. Big clamping force and wide clamping range.
T might have some scratches during the transportation. For Widely used in boring, milling, drilling, tapping, CNC, sculpture and other processing operations, also can be supported used with the holder of CNC tool.