Tungsten Carbide Tipped Stainless Steel (Sheet Metal – SM) Hole Saws are ideal for cutting high alloy and stainless steels, non-ferrous light metals and reinforced fabrics at much faster speeds than is possible with a bi-metal hole saw. Its tough tungsten carbide tipped teeth have a positive cutting angle which provides fast and efficient removal of chips and swarf. It is recommended for cutting sheet metal up to 3mm (1/8”) thick. · · · Split-point drill for faster penetration and self-centring helping keep the drill on target and prevent wandering · · Ideal for production cutting, and particularly suitable for use in drills with limited speed control · · Tungsten carbide tipped teeth provide superb product life and cutting performance · · Replacement pilot drills are available