... high efficiency ,close tolerance, hydraulic retransmission 1.Max drilling diameter 100(mm)2.Distance from center line of ... tolerance, hydraulic feedback with a machine. Drilling diameters of 100 mm,and is used for drilling, expanding, reaming, grooving, tapping the ... well at home and abroad.Z30100X31 Radial Drilling Machine Specifications1 Max. drilling diameter 100mm2 Distance from center line of ...