Ckb4 Boring Shank Bt30 Cnc Milling Machine Tool Holder

Standard CKB4 connection interface, quick assembly with CKB4 fine boring head. BT30-CKB4-80 CKB4 Fine Boring Tool Holder. This BT30-CKB4-80 boring shank is specially matched with CKB4 series micro fine boring heads, compatible with all BT30 spindle CNC machining centers and vertical milling machines.