Kc Tools 7pce Stubby Reverse Gear Spanner Set AF.
Mirror finished.
Chrome Vanadium.
Exceeds ANSI specs for strenght.
72 teeth geared head.
Reversible with a flick of a switch.
Sizes 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 3/4".
Will work at 5 degrees of movement sweep.