1/2 in. Drive SAE Master Impact Socket Set (43-Piece)Have the best tools for any job with the Sunex 2568 1 2 in. Drive Master Impact Socket Set. Each socket is forged from Cr Mo alloy steel, designed with radius corners, made with chamfered openings, and marked by laser etching and roll stamping for permanent socket identification. The set includes SAE sizes from 3 8 in. to 1 1 2 inches in standard and deep lengths along with four impact extensions and a universal joint. The set meets ANSI Standards and