Jet 682915 1/2-inch Drive Impact Locking U-Joint Accessories Heavy-gauge wire coiled tightly around

Heavy-gauge wire coiled tightly around 49-strand aircraft-type wire rope and heat treated

light touch-up work

roofing felt

Crafted from high-speed steel (HS/SS)

The K-3 features a durable

Jet 682915 1/2-inch Drive Impact Locking U-Joint Accessories Heavy-gauge wire coiled tightly aroundPatented hex ball and socket design eliminates connecting pin for increased safety , Ball and socket distributes force evenly for greater torque and longer life , Eliminates broken connecting pins , the major source of u joint failures , Drive anvil locks into straight position when flex function is not required , Can be left on impact wrench and engaged only when needed