Draper Metric Hexagon Socket Bit Set (9 Piece) - 770-INMTINProfessional Quality, sockets with insert bits. Each socket is manufactured from hardened and tempered chrome vanadium steel that's chrome plated for corrosion protection. The 22mm long bits are titanium coated for improved longevity. Packed in heavy gauge steel storage case for added durability. 9 x Socket bits: 4, 5, 6, 8, 10, 12, 14, 17, 19mm Key Features Professional quality 9 piece Draper Metric Hexagon Socket Bit Set designed for durability and