8 Piece Tungsten Carbide Tipped Masonry Drill Bit Set3 to 10mmFlute ShankTungsten carbide tipped for prolonged life and heavy-duty use. Shank features a special flute design for fast and effective waste removal. Set covers sizes from dia 3 to 10mm. Supplied in storage caseFeatures: Tungsten carbide tipped for prolonged life and heavy-duty use. Shank features a special flute design for fast and effective waste removal. Supplied in storage case. Contents; dia 3, 4, 5.5, 6, 7, 8, 9, 10mm. Specification: Contents -dia 3, 4, 5.5, 6, 7, 8, 9, 10mm Net Weight -0.23kg Further Information We sell a wide variety of tools and workshop equipment for both the DIY and Professional markets. Alias: ys01239