Del Pd Pumps & Gears [P] Ltd. Supplies Pre-lubrication Motorized Rotary Gear Pump. Del Pd Pumps & Gears [P] Ltd. Manufactures rotary positive displacement pump. Pre-lubrication Motorized Rotary Gear Pump offers far more reliability with considerable spacing saving in an elegant outlook. Pre-lubrication Motorized Rotary Gear Pump is designed for OE customers for pre-lubrication of engines, machine tools lubrication application etc. The stuffing box of this pump is relieved to suction to prevent any pressure built-ups to avoid leakages through shafts. It is available in different capacities. This pump is available in Type GCX.