Jet 682917 1/2-inch Drive Female x 3/8-inch Drive Male Impact Locking U-Joint Adapter Power Tools Hose fittings have various types

Hose fittings have various types of connections

5/16-18 X 3/8 Set

Industrial heat treated Chrome Vanadium steel

yokes and forcing screw made of heat treated chrome vanadium steel for ultimate strength

Jet 682917 1/2-inch Drive Female x 3/8-inch Drive Male Impact Locking U-Joint Adapter Power Tools Hose fittings have various typesPatented 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