20mm SharpEdge Spade Bit – Fast, Clean Timber Drilling | Lerin Tools The Lerin Tools 20mm SharpEdge Spade Bit is built for tradies who need fast, clean holes in timber for everyday jobs. It is a common size for carpentry, framing, decking and electrical work when drilling for cables, conduit, screws and fixings. The SharpEdge cutting profile bites quickly and cuts cleanly in hardwood, softwood and treated timber. A reinforced shank and efficient chip removal help reduce breakout and vibration, giving you smoother drilling with less effort on site. Key features20mm SharpEdge spade bit for fast timber drilling Aggressive cutting edges for cleaner, smoother holes Reduced breakout on entry and exit when drilling studs and joists Suitable for hardwood, softwood, plywood and treated timber Durable steel construction for trade use Hex shank for a secure fit in drills and (if true) impact drivers Ideal for framing, decking, renovations and electrical work SpecificationsBrand: Lerin Tools Range: SharpEdge Spade Bits Model: LTSB‑20 Diameter: 20mm Material: Hardened high‑carbon steel (adjust if different) Application: Wood drilling – hardwood, softwood, treated timber Use with: Power drills (and impact drivers if compatible) Who is this spade bit for?This 20mm spade bit is ideal for carpenters, electricians and builders who need a reliable medium‑diameter bit for timber work. It is perfect for drilling clearance holes for cables, conduit, screws and hardware through studs, plates and decking boards. FAQsCan I use this spade bit on treated timber?Yes. It is suitable for treated timber and standard construction timber. Will it work with an impact driver?If your tool accepts hex‑shank bits and is rated for this use, it can be used with compatible impact drivers. Adjust this if the bit is drill‑only. Is it suitable for hardwood?Yes. It is designed for hardwood and softwood. Let the bit cut at the correct speed and avoid excessive force for the best finish. How should I maintain the bit?Keep the cutting edges clean, avoid hitting nails and screws where possible, and store the bit dry to prevent rust. A light oil on the cutting edges can help extend tool life.
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