[DURABLE]: 10 Abrasive wheels constructed of industrial grade premium blue zirconia for strength, durability, and extended disc life.
[HEAVY DUTY]: 120 grit flap wheel is coarser in build and is ideal for heavier stock removal and sanding.
[APPLICATION]: Flat Type 27 disc build is effective for blending, smoothing, finishing flat surfaces, deburring and grinding contours. Perfect for radius grinding on steel, sheet metal, welding, machining, heavy duty equipment and industrial maintenance.
[QUALITY]: Resin fiber construction with fiberglass backing plate absorbs vibrations reducing smear during use.
[SIZES]: Each disc measures at 4-1/2-inch diameter with a 7/8-inch arbor size, making it compatible with most grinders. High speed of 13,000 revolutions per minute (RPM).