Inch Size CAT40 1/4''x2-1/2'' Collets chuck holder CAT ER Shank Collet Chuck for Lathe Holder, DIN6499 collet clamping tool holder of various sizes , high speed and high precision machining .Mechanical spindle and cutting tools and other accessories.High Precision CT shank Tool Holder , balanced G6.3 or G2.5 For choose. 1, Material: 40CR 2, Production standard: ANSI5050 3, Place of origin: Made in China 4 SK40=Taper shank taper 7:24 ; ER=The er collet specifications; 100L= The length of the work. Our TeLi mainlyinkindsofcollets, kindsoftoolholders, BTtoolholders, CATtoolholders, DATtoolholders, NTtoolholders, HSKtoolholdersseries, boringheadseries, tappingcollets, livecenters, drillchucksseries, andsoon. Product Show: Product Model: Product Detail: Wealsocanprovideotherproduct, suchasbelow Company Information SISHUI TELI TOOL CO., LTD. SISHUI TELI TOOL MANUFACTURING CO., LTD locates in SISHUI Economic Developing Zone.Our products can be divided into 3 types: the first is various Tooling System for CNC MachineTools, includingprecision Tool Holders, Spring Collets, Rough