7/8" - 22mm Bi-Metal Holesaw BKK-11WA This heat shield insulation material

This heat shield insulation material is easier to install

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Tuff Stuff Ford SB 289 - 351 OEM Style Starter Full Size 2 Bolt Mounting

Oil and solvent resistant

underneathBright LED work light for illumination of the cutting line (mains powered

7/8" - 22mm Bi-Metal Holesaw BKK-11WA This heat shield insulation materialStarrett Holesaws. Constant Pitch up to 40mm Dual Pitch Professional Hole Saws 41mm and over are the latest development in multi use bi metal hole saws. Featuring the smooth cutting action of our constant pitch hole saw, combined with aggressive material penetration and swarf clearance, Dual Pitch Professional will cut equally well on thin and thicker gauge materials. This removes the need to carry a constant and a variable pitch hole saw. Advantages: