ITEM NAME:100mm Diamond Grinding Wheel Disc Grinder 150 Grit fr Processing Saw Blade Tool 100mm /4inch Diamond Grinding Wheel Disc 150 Grit for Processing Saw Blade Cutter Grinder SPECIFICATIONS.Item included: 1 x 100mm Diamond Grinding Wheel Disc. Granularity: 150 grit. Suitable for: processing polished alloy, saw blade and sawtooth.