TEKTON 12 Inch Drive x 37 mm Shallow 6Point Impact Socket SID22137

Two Size Markings The size is marked in two ways on every socketboth as a highvisibility laser marking and a permanent stamped marking FullLength 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 RoundOff Radiused corners prevent fastener roundoff by applying force to a fasteners flat sides rather than its corners HighPerforming Steel Alloys This socket is made from 4140 ChromiumMolybdenum CrMo and has a corrosionresistant manganese phosphate coating.