... by the high efficiency ,close tolerance, hydraulic retransmission with a machine. Drilling diameter of 80mm,and is used to drill, ... and sells well at home and abroad.Z3063X20 Radial Drilling Machine Specifications 1 Max. drilling diameter 63mm2 Distance from center line ... Distance from spindle nose to Max 1420mm working surface of base plate: Min 320mm5 arm lifting/lowing distance 780mm6 arm lifting ...