BGS 252 Universal Joint Set with spring 6.3 mm (1/4") / 10 (3/8") 12.5 (1/2") 3 pcs.

made of chrome vanadium steel 1 universal joint, 6.3 mm (1/4") 1 universal joint, 10 mm (3/8") 1 universal joint, 12.5 mm (1/2") surface finish: polished chrome metal, Weight: 0.6172943336 pounds, Manufacturer: BGS technic