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Hex 5/16″ Impact Driver Bit – Railer Allen Wrench Drill Hex Bits. 1/4 Quick Release S2 Steel 2 inch 5/16″ Hex Bits. (5 Pack) Hex 0.313″

Quick facts

  • Brand: Railer
  • Price: USD 9.99
  • Rating: 4.70 (550 reviews)

If you drive a lot of 5/16″ hex head screws and bolts, having a few dedicated bits on hand can save time on swaps and downtime. This Railer set includes five 2-inch (0.313″) 5/16″ hex impact driver bits designed for impact power tools.

Built from premium S2 steel, these bits are made to handle high-torque work. The precise-machined tip is intended to seat cleanly to help reduce stripping, while the optimized torsion zone is designed to absorb torque and help cut down on bit breakage. A 1/4″ quick-release shank makes them easy to use with compatible drivers and holders.

  • 5-pack of 2-inch 5/16″ hex impact driver bits (0.313″)
  • Premium S2 steel, optimized for impact power tools
  • Precise machining for an exact-fit tip to help reduce stripping
  • Heat-hardened to withstand tough jobs
  • Torsion zone helps absorb torque and reduce bit breakage

Compatibility: Designed for hex head screws and bolts, size 5/16″ or larger, with a 1/4″ shank interface.