14 Ago 5 Pack BT30 ER16 2.76″ 70mm Precision Collet Chuck Holder Balance to 12000RPM
Specification: Model: BT30 ER16 Type: BT30 ER16 70mm Collet Chuck Holder Material: 40cr Color: Silver & Black Quantity: 5 Material: Metal Compatible Devices: Drilling Machine, Milling Machine Thread Size: M12 Accuracy: 0.003-0.005 mm/0.00012-0.0002inch Processing Length: 70mm/2.76inch Draw Bar Threads: M12 Bottom Diameter: 28mm/1.1inch Upper Diameter:...