Bench stone for steel, special carborundum coarse / fine 200X50mm
Ceramic bonded combination oilstones, hardness O/ P. One side coarse for roughing, the other side fine for finishing.
Special Aluminium Oxide 100 grit (coarse) with long working life. Other side precision abrasive, 280/320 grit (fine), very free cutting, high surface quality.
For deburring, finish smoothing of irregularities, rounding of edges.