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Size: Diameter is 4-1/2, Arbor is 7/8, the flap disc is standard size and suitable for most air and electric grinders.
Specification: Type #27, the grinder sanding discs are better for smoothing and blending surfaces. Maximum speed 13300 revolutions per minute (RPM), the wheels perform well.
Package contains: 40/60/80/120 grit angle grinder sanding discs, 10 x 40 grit, 5 x 60 grit, 3 x 80 grit, 2 x 120 grit, the combination better matches your requirement. Fiberglass backing: Fiberglass backing plate absorbs vibrations and reduces smear during use. It provides durability and reinforcement.
Application: These grinding discs are effective for smoothing, blending, finishing surfaces or contours. It is available for paint, stainless steel, wood, plastics, ferrous and non-ferrous metals. The abrasive wheels fit for DEWALT DCG414B, DWE402, Bosch 1375A, Makita 9557PBX1, Black & Decker BDEG400, G950 and PORTER-CABLE PC60TAG, PCE810 etc.