Jet 690122 3/8-inch Drive 4-Piece Chrome 2 Way Wobble Extension Set Power Tools Adjustable to fit various sizes

Adjustable to fit various sizes of flanges and beams

Standard Length 12 Pt

4140 chrome molybdenum high impact steel

The maximum working pressure is 10

10-Inch Groove joint pliers

Jet 690122 3/8-inch Drive 4-Piece Chrome 2 Way Wobble Extension Set Power Tools Adjustable to fit various sizesTwo position extensions provide regular or wobble drive , Place socket in first position for wobble drive; allows improved access to hard to reach areas , Push socket down to second position to "lock" it solidly in place; allows maximum torque , Each extension replaces two others but doesnt cost twice as much , Highest quality Chrome Vanadium steel for professional use