Chrome Hex Bit Socket Industrial Expansion

Chrome Hex Bit Socket Industrial Expansion S2 steel hex bits manufactured to the highest tolerances and specifications for straightness, concentricity, and precise tip fit Long length and Mid-length bit for additional access on hard to reach fasteners Meets or exceeds ASME specifications Professional full polish chrome socket bases heat-treated for durability Knurled line (mm) & double line (SAE) to easily identify standard vs. metric sockets S2 Steel Insert Bits for added strength Mid-length hex bit for improved access Engraved marking for easy identification SAE or Metric Long-length hex bit for improved access 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8" 7pc. 3/8" Dr. SAE Mid Length Hex Bit Sockets, 7pc. 3/8" Dr. SAE Long Hex Bit Sockets, 7pc. 3/8" Dr. Metric Mid Length Hex Bit Sockets, 6pc. 3/8" Dr. Metric Long