Home ﹥ Products > Machine Tools (工作機械) > Gun Drilling Machine See Larger Image BTA CBF50-1000, 1997 BTA Deep Hole Drilling MachineModel: CBF50-1000Year: 1997Country of origin: Japan 12", 3 clamps Scroll ChuckSpindle speed: 1200 rpm Drilling range 17-50 (mm), length 1000 (mm)Pressure head 10 inch 3-jaw scroll chuck