TEKTON 1/2 Inch Drive Deep 6-Point Impact Socket Set with Rails, 21-Piece (5/16-1-1/2 in.) | SID92103

Includes 21-pc. 1/2 inch drive deep 6-point impact sockets: 5/16, 11/32, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1, 1-1/16, 1-1/8, 1-3/16, 1-1/4, 1-5/16, 1-3/8, 1-7/16, 1-1/2 in.; Socket rails and tray Two Size Markings - The size is marked in two ways on every socket-both as a high-visibility laser marking and a permanent stamped marking Full-Length Socket Well - While the overall socket is a standard length, the interior well extends fully into the socket, which allows for better fastener engagement in more situations Works with Friction Ring or Detent Pin Anvils - Smooth walls inside the drive end and a detent pin hole make the sockets compatible with both drive tool anvil types Prevents Fastener Round-Off - Radiused corners prevent fastener round-off by applying force to a fastener's flat sides, rather than its corners High-Performing Steel Alloys - The sockets in this set are made from 4140 Chromium-Molybdenum (Cr-Mo) and have a corrosion-resistant manganese phosphate coating