📦 Product Description
The LERIN Tools 20mm 3-Flute Auger Bit (LER-AUG-20) delivers powerful, clean, and efficient wood drilling for professionals and serious DIY users. Designed with a triple-flute cutting system, this auger bit ensures faster chip removal, reduced friction, and smoother hole quality compared to standard single-flute designs.
Its self-feeding screw tip pulls the bit through wood effortlessly, making it ideal for framing, carpentry, joinery, decking, and electrical conduit drilling. Constructed from durable hardened steel, this auger bit provides exceptional strength and longevity, even in demanding jobsite conditions.
✨ Key Features
20mm diameter for precise, clean hole drilling
3-Flute cutting system for faster drilling & better chip ejection
Self-feeding screw point reduces effort and increases drilling speed
Suitable for hardwood, softwood, timber & pressure-treated lumber
Hardened steel body for long-lasting durability
Precision-ground cutting edges for smooth, clean hole walls
Hex shank compatible with power drills and impact drivers
Ideal for carpenters, electricians, deck builders & woodworkers
📐 Specifications
Brand: LERIN Tools
Model: LER-AUG-20
Type: Power Auger Bit
Diameter: 20mm
Flute Design: 3 Flute
Material: Hardened / high-carbon steel
Applications: Wood drilling
Shank: Hex shank (impact driver compatible)
❓ Frequently Asked Questions (FAQ)
1. What materials can the 20mm auger bit drill?
It is engineered for wood, including hardwood, softwood, plywood, beams, and treated lumber.
2. Why choose a 3-flute auger bit?
The triple-flute system provides:
✔ Faster chip clearing
✔ Smoother drilling
✔ Less heat buildup
✔ Longer tool life
3. Can I use this bit with an impact driver?
Yes — the hex shank design ensures a secure fit with impact drivers and standard drills.
4. Does it have a self-feeding screw tip?
Yes, the threaded tip pulls the bit into the wood for effortless drilling.
5. Is this bit good for deep hole applications?
Absolutely. The 3-flute design minimizes clogging and ensures continuous drilling performance.
6. Can it handle wet or pressure-treated timber?
Yes — the hardened steel and aggressive cutting geometry work well in damp or treated wood.
7. Who typically uses a 20mm auger bit?
Carpenters, electricians, framers, deck builders, joiners, and general contractors.
8. How should I maintain the bit?
Keep flutes clean, avoid hitting nails or screws, and store the bit lightly lubricated to prevent rust.