Chain Tong Wrench, 1 1 2 8 in Pipe Capacity, 40 1 2 in Chain, 50 in Long no checkout Power Blast Technology™ is a Power Blast Technology™ is a high speed blasting along the cutting edge that strengthens the blade to reduce breaks and increase durability Patented T2™ Technology reduces cutting forces on each tooth and optimizes chip removal to allow efficient cutting in the widest range of materials Patented metal cutting TPIs provide faster and more efficient cutting in the widest widest variety of materials The visible liquid dye penetrant testing is a three step process of detecting faults in welds Designed and sized to provide extra leverage for the toughest jobs All models feature double end jaw styles which can be reversed except Model 3215 which is a single end tong All chains are tested to 2 3 of their breaking strength