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Precision-ground carbide drill bit for roof tiles

663 Alfa Roof Tile Drill Bit

Carbide drill bit with spiral flute and hex shank for rotary drilling.

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Item-No. Measures Packacking Unit Price Quantity
663 0004 (020) 4 mm x 100 mm Carton (20 pcs.) **
663 0005 (020) 5 mm x 100 mm Carton (20 pcs.) **

Product description

Precision-ground carbide drill for roof tiles

Alfa Roof Tile Drill Bit is ideal for the rotary drilling of roof tiles, saddle stones, Eternit, slate, ceramics, tiles, marble and granite. With its standardised 1/4 '' hex shaft, the bit is suitable for each customary cordless screwdriver.

The drill bit is fast and its precision-ground spiral flute produces accurate results. Even the hardest roof tiles are no probem for this specialised bit with its carbide tip.


  • Precision-ground carbide
  • 1/4 '' hex shank
  • Accurate drilling results due to spiral flutes
  • Fits to all standard cordless electric drills
  • Standardised shank

Proven Quality

Alfa 10 years System-Warranty Alfa Quality-Seal at fair prices