High Precision CAT40 ER16 2.5″ Collet Chuck Tool Holder G2.5 25000rpm

Use:– CAT40 ER16 2.5  ” For all CAT40 Spindle Machine

Finishing & Rough Cutting:– High-Speed Cutting (G2.5 25000rpm) Balance Available

Precision:–  High Precision Runout: TIR  3μm or 0.00015 ”

Hardened:– Outside: HRC58  Inside: HRC45, Neck ： HRC45

Gage length: 2.5 ”

For all ER16 collet 

Protection:– Silver Ni Coated  (will never rusty ever）