TOP Kogyo Hex Shank Tapered Pilot Drill Bit 3-Piece Same Size Set 4.0mm ETK-4.0-3S

• Ideal for drilling pilot holes for nails and wood screws in wood, bamboo, aluminum sashes, etc. • The original double flute shape bites sharply even into hard wood for outstanding cutting performance • High speed steel is formed into a tapered shape, allowing a wide range of hole sizes to be drilled • Compatible materials: wood, bamboo, aluminum • Compatible with 18V impact drivers [Caution] • Always wear protective glasses while working • Avoid wearing gloves while working. They may get caught • Take care, as applying too much impact can damage the cutting edge • When machining small workpieces, secure them firmly with a vise or similar before working