GearWrench 1/2" Drive Deep Impact AF Socket Set 12 Piece. Manufactured from Chrome Molybdenum Alloy Steel for exceptional strength and durability and have a manganese phosphate coating to resist corrosion. Features high visibility laser etched markings and Technology which reduces fastener rounding. Comes packaged in a Blow Mould Case. Set contains 6 Point Deep Impact Sockets sizes 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", and 1-1/16".