Professional Quality, manufactured from chrome vanadium steel hardened, tempered and chrome plated for corrosion protection. Packed in heavy gauge steel storage case with foam insert. 21 bi-hexagon sockets size: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30 and 32mm? 18 bi-hexagon sockets size: […]