... used to supply flushing fluid drilling Technical Specification of BW-250 Drilling Water Pump TypeHorizontal, triplex, reciprocating, single acting piston pumpStroke100mmBore80mm65mmPump ... 116 72 42200 116 72 42Output volume (l.p.m)250 145 90 52116 96 60 35Discharge pressure (Mpa)2.5 ... dimensions (mm)1100*995*650Weight (kg)500(without power BW-250 Drilling water pump