40 Pack Flap Discs 4 1/2 Inches for Angle Grinder, 120 Grit Sanding Disc for Grinding, Sanding, Finishing, Deburring, Zirconia Alumina Grinding Wheel Type29（4 1/2 Inch x 7/8 Inch）

Great Value & Assorted Types: 40 pack of 120 grit type29 flap discs, 4 1/2 inch diameter, 7/8 inch arbor. Satisfying all your blending, sanding and finishing requirements. Perfectly meets all your needs.
Premium Quality & Better Performance: The grinding wheels 4 1/2 inch are constructed with premium zirconia alumina material for strength and durability. They could hold up high temperatures and pressures and therefore have a longer service life than standard aluminum oxide abrasive material.
Fast and Efficient Grinding: The flap discs 4 1/2 for angle grinder feature durable fiberglass backing plates which create a strong bond with adhesives and do not contaminate the working surface. The fiberglass backing plate can effectively absorb vibration, reach an excellent polishing effect, and bring more stable and efficient grinding.
Different Designs of Type 27 and Type 29 Grinding Wheels: The T27 grinding wheels have a flat shape, which is extremely popular and lauded as the best choice for smoothing and blending; The T29 grinding wheels have a slightly angled shape, better for frequently contouring, shaping surfaces and more aggressive grinding during projects.
Multi-Purpose Flap Discs: Each sanding disc is compatible with angle grinders operatable of up to 13,300 RPM. The 4 1/2 grinding wheels are designed for universal applications and can be used for metal or wood processing, concrete grinding or finishing, stone smoothing or finishing, rust removal, deburring, and more.

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