8-Piece 1/2-Inch 6 point deep socket set with recessed edges. Packaged on plastic slide rail for storage. Socket openings are designed to reduce fastener rounding. Chrome vanadium alloy steel construction for strength and durability. Polished nickel chrome plated finish resists corrosion. Lifetime warranty. Includes sizes 12, 13, 14, 15, 16, 17, 18, and 19 mm.