Draper 16350 H-SPLINE/4/100 1/2" Sq. Dr. Spline Socket Bit Set (4 Piece)

Expert Quality, 4 Spline socket bits, 100mm long.
All sockets manufactured from hardened and tempered chrome vanadium steel with sand blasted bits of S2 silicon steel.
Supplied on a steel socket retaining rail.
Display packed.
Contents: M6, M8, M10, M12