Draper Turbo Diamond Blade, 300mm - DBT4Hardened and tempered diamond blade with continuous turbo rim for a fast cut and smooth finish. For use on granite, marble and stone. Suitable for dry and wet cutting, with optimum results when used wet. Compatible with most petrol saws with a 20mm bore. Key Features High Performance Cutting: The Draper Turbo Diamond Blade features a hardened and tempered construction with a continuous turbo rim, ensuring fast cuts and a smooth finish on granite,