KF-KSZ series gun drill deep hole drilling machine with high precision.rubber mold industry for the cooling water holes,electricheating hole. Shot pin hole,hydraulic machinery industry valves,distributor,pump and other pr......KF-KSZ series gun drill deep hole drilling machine with high precision.rubber mold industry for the cooling water holes,electricheating hole. Shot pin hole,hydraulic machinery industry valves,distributor,pump and other processing,or other the aspect ratio of the metal material of deep hole drilling more than 1:10,with a positioning accuracy standards,driling forceful,processing efficiency,simple operation.turning points with the dial, surroundee by drilling can be achieved.