32Pcs 1/2 " Dr.Socket set *Forged chrome vanadium *Widely used in mining, metallurgy, shipbuilding, electric power and automobile industry and so on Including the following products: *19-12.5mm Dr.Hex sockets:8,9,10,11,12,13,14,15,16,17,18,19,20, 21,22,24,27,30,32mm