ER-16 BT40 Spring Collet Chuck ~ for CNC machines with BT taper spindles., ~ Concentricity is ., 0002. ~ All critical surfaces are hardened and precision ground., ~ Gage depth is 2., 48., ~ Collet range is 0., 019-0., 406. Hhip 3900-7604 Er-16 Bt40 Spring Collet Chuck Hex Nut Sale BT40 ER Collet Chucks - Machinery Canada - Techleader CNC Tool Holder BT40 ER16 070 ER Collet Chuck (AD) (Balanced to G2.5 25000 rpm) (DIN 6499 Hhip ER-40 CAT40 V-Flange Spring Collet Chuck Set 3900-4040 Pro-Series High Speed, Balanced ER-16 BT40 Spring Collet Chuck~ Made of 20CrMnTi alloy steel ~ Electrolysis nickel coating ~ Balanced to 18,000 RPM~Tolerance is .0003Maximum ~Superior Finish & Craftsmanship ~ 2.76 Gage Length All critical surfaces are hardened and precision ground , Gage depth is 2., 48 , Collet range is 0., 019-0., 406.
