WORKPRO 1/2" Drive Impact Socket Set with Extension Bars, Premium Cr-V Steel, Complete 55-Piece, SAE and Metric Sockets with Enhanced Storage Case

Material: Made of Cr-V steel (50BV30), the surface is heat treated with black phosphate finish to resist corrosion, rust and wear.

One-piece forging craft help the socket set with higher toughness and more durable 55-peace Set: 48 pcs sockets - SAE size with deep and shallow length: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16"; Metric size with deep and shallow length: 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm, 22mm, 24mm, 27mm.

7 pcs accessories - 3 pcs extension bars: 3", 6", 10"; 1pc adapter: 3/8Mx1/2F; 2 pcs swivel adapter: 3/8", 1/2"; 1pc tyre socket: 3/4"x13/16"