Extra Coarse/Middle Fine - 120 Grits & 280 Grits on Each Side. (280 &120 Grit) 1 with two fine-tuning positioners adjusting the center of the grinding wheel to the ...Grinding Stones for Flat Surfaces - Processing Tools a variety of hand tools for general works available 24 hrs. ... · Work material: For grinding difficult-to-grind materials such as alloy steel
