... 63 (mm)Certification : ISO9001:2000 The radial drilling machine of Model Z3063X20 is one of the ... efficiency ,close tolerance, hydraulic retransmission with a machine. Drilling diameter of 80mm,and is used to ... drill, expand, ream, groove, tap the middle and large parts and even to ... sells well at home and abroad.Z3063X20 Radial Drilling Machine Specifications 1 Max. drilling diameter 63mm2 ...