TEKTON 3/8 Inch Drive Hex Impact Bit Socket Set with Rail, 13-Piece (4-14 mm) | SIB91102

Includes 13-pc. 3/8 in. drive hex impact bit sockets: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14 mm; 13 inch socket rail Precise Bit Geometry - The bit tip is machined to precise tolerances for an exact fit with hex fasteners Optimal Two-Piece Design - We use separate steel alloys and processes for the bit and socket, resulting in a higher performing tool than one-piece designs Permanent Connection - The bit is pressed directly into the socket for a permanent connection that won't loosen over time or under stress Two Size Markings - The size is marked with a high-visibility laser marking and a permanent stamped marking that won't rub off Friction Ring or Detent Pin Anvils - Smooth walls inside the drive end and a detent pin hole make the bit sockets compatible with both drive tool anvil types Socket Rail - The twist-to-lock clips on the rail hold sockets securely and can be repositioned anywhere along the rail