ER40 Spring Collet Set Precision Milling Lathe CNC Chuck Bit Holder Tool 29Pcs

  

29Pc ER40 Precision Spring Collet Set Milling Lathe CNC Chuck Bit Holder Tool. 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. It 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.