The 426 cut-off wheel is reinforced with fiberglass for increased durability and used for cutting metal including hardened steel. 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.
DREMEL EZ Lock 423E Polishing Wheel, 1 in Dia, 7/64 in Thick
DREMEL 420 Cut-Off Wheel, 15/16 in Dia, 0.04 in Thick, Emery Abrasive
DREMEL 409 Cut-Off Wheel, 15/16 in Dia, 0.025 in Thick, Emery Cloth Abrasive
DREMEL 432 Sanding Band, 1/2 in Dia Drum, 1/8 in Dia Shank, 120 Grit, Coarse, Aluminum Oxide Abrasive