The OTC Multipurpose Bearing and Pulley Puller Set, No. 4534, is designed to help technicians pull bearings, alternators, generators, power steering and crankshaft pulleys, timing gears and harmonic balancers. The set includes drop-forged steel components that are hardened for long life, reliability and durability, according to the company. The contents of the set include two forcing screws, two cross-bar yokes, two clamp bolts, three pairs of puller jaws, one pair of jaw pins with ball spring and three pairs of capped bolts. Everything is housed in a blow molded plastic storage case.