Jet 682917 1/2-inch Drive Female x 3/8-inch Drive Male Impact Locking U-Joint Adapter Power Tools 817 and 842)

817 and 842)

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

reliability and dependability for over 40 years

87640 Screw

5/16-18 X 3/8 Set

Jet 682917 1/2-inch Drive Female x 3/8-inch Drive Male Impact Locking U-Joint Adapter Power Tools 817 and 842)Patented 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