AKSC Flap Discs 4 1/2 for Angle Grinder, 40 Grit T29 Durable Flap Sanding Disc, 4 1/2 x 7/8-Inch Grinding Wheel for Stainless Steel, Metal Polishing, Rust Removal (12 Pack)

【Durable 4 1/2 Grinding Flap Discs】The 4 1/2 flap disc is made of top-grade hard zirconia abrasive, which is more durable and resistant to high temperatures and pressures. The duration of a single polishing is 30% longer than that of ordinary grinding discs, reducing the frequency of replacement and saving time and cost

【Suitable for Angle Grinder & Various Scenarios】The grinding wheel can be used in various different scenarios, with excellent rust removal, deburring, weld seam grinding, mixing and finishing performance on contours and planes. Better for metals, alloy steel and non alloy steel, composite materials, plastics and wood. Do not use for grinding concrete or stone

【Efficient Flap Disc】This grinding disc adopts a dual sand surface design, greatly improving grinding efficiency and achieving uniform polishing effect without the need for repeated grinding. Each flap wheel has a diameter of 4-1/2 inches and a spindle size of 7/8 inches, making it compatible with angle grinders with speeds up to 13300 RPM. Specially designed for grinding, mixing, sanding, and finishing of various materials

【Glass Fiber Backboard】This fast polishing flipper features a durable fiberglass backing that effectively absorbs vibrations without leaving any marks, making grinding more stable and efficient.

【Easy to Install and Use】 The installation of this grinder flap disc is very simple, with a 29 degree inclined surface design, making it easier to grind the edges and corners. It is very suitable for surface polishing and welding seam processing with a working angle of 5 to 15 degrees.

The 4 1/2-inch grinding flap disc is constructed from premium-grade hard zirconia abrasive, offering superior durability and resistance to high temperatures and pressures. It delivers 30% longer single-use polishing duration than standard grinding discs, which reduces replacement frequency and saves both time and cost. This grinding wheel is suitable for a wide range of applications