Straight Pipe Wrenches have a sturdy; ductile-iron housing and an I-beam handle. Full floating forged hook jaw; featuring self-cleaning threads with replaceable hook and heel jaws. Comply with federal specifications GGG-W65IE; Type II; Class A. Weight - 1/2lbs (0.2kg), Nominal Size - 6in/ 150mm, Pipe Capacity - 3/4in/ 20mm