Sturdy ductile iron housing for long lasting performance. I-beam handle with full floating forged hook jaw. Self-cleaning threads with replaceable hook and heel jaws. Complies with federal specifications GGG-W65IE, Type II, Class A. Nominal Size (nominal length of handle): 10 in. (250 mm). Pipe Capacity (maximum nominal diameter of steel pipe): 1 1/2 in. (40 mm). Weight: 1 3/4 lb. (0.8 kg). Weight - 1 3/4lb (0.8kg), Nominal Size - 10" (250mm), Pipe Capacity - 1 1/2" (40mm)