... clamped by the hydraulic clamping mechanisms, and the forward, reverse, stop (braking), as well as the setting of ... ample rigidity and long service life. It is used for drilling, counter boring, spot facing, reaming, tapping and boring. ... including: Reducing sleeve, Grease gun, Drift.SPECIFICATIONS: Z3050Z3063Z3080Max. drilling diameter:50mm63mm80mmMax. distance between spindle axis and column:1300 ~ ...