Introducing the Diablo 1-1/8 in. x 5-1/8 in. L Steel Self-Feed Bit with Hex Shank — a purpose-built solution for fast, clean holes in wood. If you’re tackling cabinetry, framing, or DIY projects that demand larger-diameter holes, this bit is designed to deliver reliable performance from start to finish.
What makes this self-feed bit unique
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Self-feed design pulls itself into the material, helping to reduce wandering and binding so you can drill more consistent holes with less effort.
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Hex shank (7/16" diameter) provides a secure, slip-free grip in drill chucks and is well-suited for use with impact drivers, letting you tackle tougher materials with confidence.
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Solid steel construction delivers durable, long-lasting performance for repeated projects and busy shop-time.
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Precise dimensions — drill diameter of 1-1/8 inch, overall length of 5-1/8 inches, and shank diameter of 7/16 inch ensure you know exactly what you’re working with for planning and fitment.
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Protective packaging — packaged in a sturdy tube to protect the bit during storage and transport.
Ideal uses and practical tips
Designed for wood, this Diablo self-feed bit excels when you need large, clean holes for wiring, dowels, pipe fittings, or venting. It’s particularly effective in softwoods, plywood, and many soft hardwoods where quick hole completion matters. To get the best results:
- Secure your workpiece and use a steady feed rate to maximize the self-feeding action.
- Let the bit do the work; apply even pressure and avoid forcing it into knots or nails to prevent dulling or binding.
- Use in a drill or driver with adequate torque to maintain a smooth cutting action without stalling.
- Deburr the hole edges after drilling for a clean finish, especially for visibility or assembly purposes.
Who benefits most
- Professional carpenters and cabinet makers who need quick, consistent large-diameter holes.
- DIY enthusiasts tackling projects like furniture assembly, shelving, or wire management in wooden structures.
- Workshop setups where reliable, repeatable performance and clean cuts save time.
Specifications at a glance
- Brand: Diablo
- Product Type: Self-Feed Bit
- Material: Steel
- Drill Size: 1-1/8" (diameter)
- Overall Length: 5-1/8"
- Shank Type: Hex Shank
- Shank Diameter: 7/16"
- Number in Package: 1
- Packaging Type: Tube
Choose the Diablo 1-1/8 in. self-feed bit when you need a dependable tool that delivers fast, accurate large-diameter holes in wood. Its steel construction, secure hex shank, and protective packaging make it a practical, long-lasting addition to any drill kit.
