Adapter-set, 3 pcs.

Chrome-Vanadium steel, sand blasted, 1 adapter each for 1/4", 3/8", 1/2" square drive with ball, for usage in machines, 1/4" hexagon drive.

1/4" adapter: 64 mm, 21 g
3/8" adapter: 64 mm, 32 g
1/2" adapter: 73 mm, 47 g