KWB 37800 Conjunto de brocas para pedra, 8 peças, 3-10 mm, ponta de carboneto de tungsténio, haste cilíndrica, para pedra, betão, tijolo

Drilling into hard masonry often dulls standard bits and leaves ragged holes. This 8-piece masonry drill bit set from KWB solves that with tungsten carbide tips that stay sharp longer in stone, concrete, brick, and aerated concrete.

Who is it for

DIYers and professionals who need reliable, precise holes in masonry without frequent bit changes. Ideal for installing anchors, conduits, and fixtures in walls and floors.

Main features

• 8 diameters: 3, 4, 5, 6, 7, 8, 9, and 10 mm
• Tungsten carbide tips for high wear resistance
• Two-cutter spiral flute design for efficient dust removal
• Cylindrical shank fits standard rotary and cordless drills
• Centering tip for accurate hole starts
• Supplied in a storage case for organisation

Specifications

• Product type: Masonry drill bit set
• Number of pieces: 8
• Diameter range: 3–10 mm
• Shank type: Cylindrical
• Tip material: Tungsten carbide
• Flute design: Spiral
• Cutting edge: Two-cutter
• Suitable materials: Masonry, stone, concrete, brick, aerated concrete
• Tool compatibility: Rotary drills, cordless drills, impact drills (rotary mode only)
• Packaging: Storage case

Tips

Use rotary mode only—hammer action can damage the carbide tips. Clear dust regularly to keep the flutes clear and extend bit life.