This 10-piece spline socket set features a universal spline design for a tighter fit on fasteners. Made from chrome vanadium steel.
Universal spline design offers a tighter fit on proper size fasteners for better tightening
Also works on SAE/MET sizes, 6pt, 12pt, external star, square
Black phosphate finish with polished edges make sizes easy to read
Chrome vanadium alloy steel construction for strength and durability
Convenient storage rack
Sizes: 6 (1/4), 8 (5/16), 9 (11/32), 10 (3/8), 11 (7/16), 13 (1/2), 14 (9/16), 16 (5/8), 17 (11/16), 19mm (3/4)
Note: due to varying tolerances, check fastener to ensure proper fit before use