Profile: Caledyne Ltd specializes in production equipment and engineering services. We mainly serve the oil & gas industry. Our products are metal to metal seal, safety system, balance pump, completion tools, and intervention tools. Our balance pump is a hydraulically actuated reciprocating low volume pump, which may be used to remove water from gas producing wells. It operates by two hydraulic lines, one oil filled, and the other water filled. Our completion tools include general, packer, and valves. Our valves include auto flow valve-rod, vent valve, auto flow valve, chemical injection sleeve, completions barrier valve, PCP lube valve, and tubing mounted check valve. Our general tools include slip joint, protector sleeve, casing relief sub, blast-joint, collar, and cross over. Design services are also offered by us.