【4 1/2 Flap Disc】The 40 grit flap discs 4 1/2 for angle grinder is 40 packs in total, ideal flap disc for blending and stock removal on metals, rust removal, paint, blending, cleaning, and finishing, etc.
【Zirconia Abrasive Material】The 4 1/2 flap disc is constructed with premium zirconia abrasive, making the angle grinder sanding disc stronger, more durable, and longer service life, even under high temperatures and pressure.
【Angled T29】Beveled T29 design makes the flap discs 4 1/2 for angle grinder best used at an angle, perfect for edge shaping, deburring, grinding contours, and radius grinding. A great 4 1/2 grinding wheels for grinding and debarring on a variety of surfaces.
【Fiberglass Backing Plate】The grinding wheels 4 1/2 inch combines the resin fiber construction with the fiberglass backing plate, absorbing vibrations without smearing and helping the grinding wheel more stable and efficient during usage.
【Professional Flap Disc】The flapper grinding discs 4 1/2 for angle grinder features a 4 1/2" diameter and 7/8" arbor size, making the grinder wheel compatible with most angle grinders with a speed up to 13300 RPM. Ideal for aggressive grinding on metal, rubber, wood, plastic, and fiberglass materials.