... bores, four gears displacement, could be applied for different holes. W-250 Piston Pump Mud Pump: It is a horizontal single-acting ... in geological prospect. 1. Features: To meet diamond drilling, BW-250 mud pump is fixed two-kind-diameter cylinder liner-Φ80mm ... )76Drainage pipe dia. (mm)51Dimensions (L×W×H,mm, no engine)1000×995×650Weight (no engine, kg )500Remark:Technical specifications are subject to ...