Pearl Abrasive DIA05SDG Super Dry Series SD Gold Turbo Diamond Blade 5 x .080 x 7/8-5/8 AdapterWaved design features add stability to the steel core, thus eliminating warping problems The waved core allows air to be drawn in through the matrix and across the core, reducing friction keeping the core cool While the blade is cutting, the debris (swarf) is removed from the cutting path via the waved core, thus extending the life of the blade Dry cutting 8mm Rim