- For deeper machining marks; ideal for removing larger surface area of material prior to finishing.
- Contains larger coarse aluminum oxide grit.
- Hard and Soft tool steels as low as Rockwell C 25, and soft non-ferrous metals such as Aluminum and Beryllium.
- (1/4" x 1/4"), (1/2" x 1/4"), (1/2" x 1/2") & (1" x 1/4") are sold in packs of 12
- (1" x 1/2") & (1-1/2" x 3/4") are sold in packs of 6