KWB 050720 Tungsten Carbide Concrete Spiral Drill Bit 12 mm, Total Length 150 mm, Cylindrical Shank, 1 Piece

Drilling into concrete and masonry demands a bit that stays sharp and withstands impact. The KWB 050720 tungsten carbide concrete spiral drill bit delivers reliable performance in hard materials, making it a solid choice for installers and DIYers who need clean holes without premature wear.

Who is it for

This bit suits professionals and home users working with rotary drills or cordless drills with a chuck. It is ideal for tasks like setting anchors, routing conduits, or installing fixtures in concrete, masonry, and stone.

Main features

• Tungsten carbide tip for high durability and precision in abrasive materials
• Spiral flute design for efficient dust removal and reduced clogging
• Cylindrical shank fits standard drill chucks
• 12 mm diameter and 150 mm total length for common fastening needs
• High-grade steel body for strength

Specifications

• Product type: Drill bit
• Drill bit type: Concrete drill bit
• Tip material: Tungsten carbide
• Body material: High-grade steel
• Drill bit diameter: 12 mm
• Total length: 150 mm
• Shank type: Cylindrical shank
• Application: Concrete, masonry, stone
• Compatible tools: Rotary drills, cordless drills (with chuck)
• Drilling method: Rotary drilling
• Flute design: Spiral flute
• Tip design: Carbide-tipped
• Packaging unit: 1 piece

Tips

Use a steady, moderate speed and let the bit do the work. Periodically withdraw the bit to clear debris from the hole. For deeper holes, use a bit with a longer total length or drill in stages.