A high quality 40 piece socket set made from strong carbon steel and has been polished for corrosion protection. The set includes 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7mm, 7.5mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm and 15mm metric sockets, 1/2 inch, 1/4 inch, 3/8inch, 3/16 inch, 5/8 inch, 5/16 inch, 5/32 inch, 7/16 inch, 7/32 inch, 9/16 inch, 9/32 inch, 11/16 inch, 11/32 inch, 13/32 inch, 15/32 inch, 17/32 inch.