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    Diamond Drill Bits

    Shop our full range of diamond drill bits at Rose Building Supplies, ideal for drilling clean, precise holes through tiles, porcelain, glass, ceramic, natural stone, and masonry. Whether you're fitting a shower screen, installing a basin, running pipework through tiled walls, or core drilling through brick and block, our diamond drill bit range covers everyday trade jobs and specialist tiling work alike.

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    Premium Mortar Raking Drill M14 Fitting – 8mm

    The OX Spectrum Premium Series Mortar Raking Drill is the perfect solution for raking out mortar with an angle grinder before pointing. Featuring an M14 fitting for seamless compatibility with most angle grinders, and tungsten carbide grit for durability, it offers extended lifespan and robust performance in demanding site conditions. Measuring 8mm in diameter and 45mm in length, it provides the precision needed for intricate repointing jobs, making it a vital tool for any professional masonry work.
    Stock Availability: In stock
    £10.99 incl tax

    OX Spectrum M14 Dry Cut Diamond Tile Drill – 14mm

    The OX Spectrum M14 Dry Cut Diamond Tile Drill is a premium solution for precision drilling tasks, engineered with a vacuum brazed diamond tip that ensures high-speed drilling and exceptional durability for a long service life. With its M14 fitting, it integrates seamlessly with angle grinders, effortlessly tackling all tiles and porcelain, including Grade 5, making it a versatile and reliable choice for tiling professionals.
    Stock Availability: In stock
    £17.50 incl tax

    OX Spectrum M14 Dry Cut Diamond Tile Drill – 8mm

    The OX Spectrum M14 Dry Cut Diamond Tile Drill is a premium solution for precision drilling tasks, engineered with a vacuum brazed diamond tip that ensures high-speed drilling and exceptional durability for a long service life. With its M14 fitting, it integrates seamlessly with angle grinders, effortlessly tackling all tiles and porcelain, including Grade 5, making it a versatile and reliable choice for tiling professionals.
    Stock Availability: In stock
    £15.95 incl tax

    OX Spectrum M14 Dry Cut Diamond Tile Drill – 25mm

    The OX Spectrum M14 Dry Cut Diamond Tile Drill is a premium solution for precision drilling tasks, engineered with a vacuum brazed diamond tip that ensures high-speed drilling and exceptional durability for a long service life. With its M14 fitting, it integrates seamlessly with angle grinders, effortlessly tackling all tiles and porcelain, including Grade 5, making it a versatile and reliable choice for tiling professionals.
    Stock Availability: In stock
    £18.70 incl tax

    OX Spectrum Trade XL 5 Core & Accessories Case

    The OX Spectrum Trade XL 5 Core & Accessories Case is your ultimate solution for dry core drilling, providing everything needed to get started straight out of the box. Turbo segments increase the cutting speed of the core, while the spiral design draws dust away from the cutting edge, boosting both drilling speed and diamond tip longevity. Ideal for first-fix work in masonry — from back boxes to soil stacks — this complete kit is housed in a sturdy aluminium case for organised, protected storage and transport on site.
    Stock Availability: In stock
    £147.00 incl tax