Capri Tools 1/4 in. Drive Shallow and Deep Impact Socket Set, 3/16 to 9/16 in., SAE, 20-Piece with Billet Aluminum Socket Rail

Premium Chrome Molybdenum steel tempered with our proprietary heat treatment process to withstand more torque from power tools 6-point WaveDrive design grips fasteners more tightly than traditional design, preventing fastener rounding and giving you more leverage 20-piece set includes (10) 1/4 in. drive deep impact sockets: 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2, and 9/16 in. and (10) shallow impact sockets: 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2, and 9/16 in. Comes with a billet aluminum socket rail made by Westling Machine in the USA