ER25 ER32 ER40 Collet Chunk, Hex Chuck Block, Carbon Steel CNC Lathe Tool Holder Turning Block Set, for Quick Clamping on Machines (ER25)

【CARBON STEEL MATERIAL MADE】Hex collet block is made of carbon steel material, high strength, not easy to damage, long service life. 【ER25/ER32/ER40 COLLET CHUNK】Available in three for choices. ER32 collet chuck, ER25 collet chuck and ER40 collet chuck for you to choose from. 【REPLACE TRADITIONAL EXTENSION ROD】Hex collet chuck block can replace traditional extension rod, its is convenient and it is quick clamping. 【CNC LATHE TOOL HOLDER】Hex collet chuck block is suitable for quick clamping on CNC machines. 【FOR PROCESSING LONG PARTS】The through holes allow machining of long parts.