ER-16 BT30 SPRING COLLET CHUCK (3900-7554)

ER-16 BT30 Spring Collet Chuck For CNC machines with BT taper spindles. Concentricity is .0002". All critical surfaces are hardened and precision ground. Gage depth is 2.76". Collet range is 0.019-0.406". Draw bar thread is M12 X 1.75. Nut type is hex. Shipping Weight: 1.3 lbs