Flat Laps - Graves Company
Flat Laps are used to grind and polish slabs or other flat surfaces such as crystals, geodes, and can be used for some cabs. The laps can be either vibrating or rotary. Vibrating laps use silicon carbide grit or polishing powders much the same way as tumblers. Simply place the flat surface face down on the lap add the grit and a little water ...