General description Sealey Premier Hex Socket Bit Set 1/2" Square Drive includes 9 pieces made from forged Chrome Vanadium steel sockets with S2 steel hex bits. The sockets are heat treated and chrome plated to resist corrosion, featuring a satin finish with a knurled ring for better grip, even with oily fingers. This set is supplied in a durable metal storage case, making it ideal for professional use. Technical specifications Material: Forged Chrome Vanadium steel sockets with S2 steel hex bits Sizes: 5, 6, 7, 8, 9, 10, 12, 14, 17mm Nett Weight: 1.21kg Model No.: AK620 Lifetime guarantee* Other information