CNC Chuck GH27 Ball Wrench for GSK nut

GSK16 BALL SPANNER ChongDe main products are necessary Tool Holders in lathing, milling, drilling, grinding, boring, planning, CNC machines or machine centers, including variety of spring collets, collets chuck sets, mill holders, tapping collets, rough or precision boring heads, drill chucks, live centers and so on. All products are available in a full range of regular models, and can also be customized for drawings and samples. welcome to inquiry and visit us! Cryogenic treatment 1) -196℃,and ultra long cryogenic treatment make the nearly all retained austenite change to martensite. 2) The precipitated nano carbide particles increase the hardness and toughness of the material. 3) Remove the internal stress of the residual material. 4) After cryogenic treatment ,the wear resistance of products is significantly improved,and the accuracy and service life of repeat clamping can be increased by about 50%. GSK SPANNER 1. Material: 45# 2. BALL spanner heat treatment hardness: 40-45 HRC 3. BALL spanner appearance do sandblasting coating processing 4. GH27 ball wrench works on GSK / GER type collet nut