TRIGON

abrasive grains, sold as an unfinished product, for industrial use, abrasive grains for use in the manufacture of coated abrasives and bonded abrasives

coated abrasive products, cleaning, scouring, buffing and polishing pads containing abrasive material

grinding machines parts; namely, grinding wheels

hand operated tools; namely, grindstones, oilstones, hones, wheelstones and tool sharpeners