TEKTON 1/2 Inch Drive Impact Socket Set, 21-PieceSID92302

Includes 21-pc. 1/2 inch drive shallow 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. ; Carrying case, 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 shallow 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 either 50BV30 Chromium-Vanadium (Cr-Vor 4140 Chromium-Molybdenum (Cr-Mo, depending on the size, and have a corrosion-resistant manganese phosphate coating.