Heavy Duty Hand Pump with Flat Washer is designed with a suction capacity ranging from 20 to 25 feet from ground level. The Heavy Duty Hand Pump is equipped with 88.9mm washer which helps to suck water easily. The Hand Pump is made using quality grade cast iron metal to ensure durability of use for a long time. The Heavy Duty Hand Pump with Flat Washer is also provided with piston rod, head flange and base flange for ease of installation.