Dremel 456 1-1/2" Reinforced Rotary Tool Cut-Off Wheel - 10 Pack Ideal for cutting, grooving and trimming all kinds of metal. May also be used on other materials-including thin wood, plastics and ceramics. Cut-off wheels make it easy to cut bolts or screws or make slots in rusted or stripped bolts and screws for removal with a screwdriver. May also be used on other materials including thin wood, plastics and ceramics.