Brief introduction
HSK40-ER25 Spring Collet Chuck Milling Tool Holder, The HSK ER collet chuck are mainly used for clamping drill bit, reamer and taps,end mills., high speed and high precision machining. Mechanical spindle and cutting tools and other accessories. High Precision HSK shank Tool Holder ,balanced G6.3 or G2.5 For choose.

Specifications
1.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.Materail: Alloyed Steel
3.Max run out: <0.005mm
4.Taper tolerance: 5.Surface Roughness: Ra<0.005mm
6.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.