HSK ER40 collet chuck HSK tool holders

High precision HSK63 ER40 collet chuck cnc hsk tool holders ,We also manufactures kinds of CNC machine tool accessories including collet chucks, pull studs, retention knob, spanner and wrench and other related products.The HSK ER collet chuck have Higher hardness,higher wear resistance,higher toughness,better deflection and fracture resistance,results in a long life and good size accuracy are mainly used for clamping drill bit, end mills, reamer and taps. Mechanical spindle and cutting tools and other accessories. High Precision HSK shank Tool Holder ,balanced G6.3 or G2.5 For choose.

Hsk ER Spring Collet Chuck Specifications 
1.Cnc Hsk ER Tool Holder modle No.: HSK30-ER20 HSK30-ER25 HSK30-ER32 HSK30-ER40 HSK30-ER50 HSK40-ER20 HSK40-ER25 HSK40-ER32 HSK40-ER40 HSK40-ER50 HSK50-ER20 HSK50-ER25 HSK50-ER32 
2.Hsk Collet Chuck Materail: Alloyed Steel
3.Max run out: <0.005mm
4.Taper tolerance:<AT3
5.Surface Roughness: Ra<0.005mm
6.Hsk ER Collet Chuck Cooling AD+B type can be made by request
7.When Order, please specify balancing G6.3 or G2.5
8.Packaging Detail:  Plastic boxes, cartons 
9.Delivery Detail: 15-20 days after receiving the deposit and all package information confirmed.