CNC machine tools Milling Cutter Application OZ Collet Chuck NBT30-OZ25-70L Tool Holder We are Pingyuan Best Machine Tools., Co., Ltd., the excessive-surrender cnc tool machine manufacturer and supplier from china. our products line is over 100 models, in particular include: cnc router collet chuck , device holder tool , collet , spanner , pull stud and nuts , and so forth. collet chuck moreover embody many necessities and fashions like: iso collection, bt30 series, bt40 series, hsk collection, nbt series and cat collection, and so on. Product Description Brand Name BESTMYT Model Number NBT30-OZ25-70L tool holder Color Bright Silver white Materials 20 / 40Cr Alloyed case hardened steel,blac…