The Faithfull HSS Step Drill 6mm - 20mm offers a medium size range that covers the most commonly used hole diameters in general metalwork and installation projects. Spanning from 6mm to 20mm in 2mm increments, this step drill is the ideal choice for creating holes for standard cable glands, conduit fittings, and medium-sized fixings in sheet metal up to 4mm thick. This versatile drill bit significantly reduces the number of tools you need to carry, whilst the high-speed steel construction ensure
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