Masonry twist drill bit

Category:

twist drill bit

Product Details

  • Carbide tip
  • Durable,high precision
  • Suitable for concrete,stone,brick.
  • Size: 6mm-20mm

Technical Data

  • Material: Tungsten carbide cutting tip + HSS/45# steel shank; tip hardness HRC 90+
  • Dimensions: Diameter 3-16mm, total length 50-200mm; hex shank (1/4″ / 5/16″ standard for quick release)
  • Design: Spiral flute + diamond-ground tip; compatible with impact drills/hammer drills
  • Application: Cuts concrete, brick, tile, stone; recommended speed 800-2500rpm

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