4 Inch Zirconia Flap Disc Angle Grinder Attachments, 7/8" Arbor Sanding Discs Wheel for Metal and Wood, Contour Corner Edge Welding Grinding, Grit 60-2Pcs

Specifications: color: as shown Material: Zirconia External Diameter: 100mm, 4inch Internal Hole Size: 16mm, 5/8inch Grit Size: 60 Speed: 15300RPM This 4 inch flap disc sanding disc (corner edge flap disc) is different from the traditional T27/T29 flap disc, the radial structure shape allows precise grinding of fillet welds and repair applications. Specially designed to achieve optimal grinding results for fillet welds, corners, and other hard to reach places without compromising safety

• Unique Design: This 4 inch flap disc (corner edge flap disc) is different from the traditional flap disc, the radial structure shape allows precise grinding of fillet welds and repair applications
• Can be Used for Contours and Edges: The 4 inch inside flap disc's R-angle not only grinds flat surfaces, but also hard-to-grind weld locations for contouring and edge machining, and its angled flap provides a larger surface contact area
• High Cost Performance: This flap discs abrasive is made of high quality zirconia oxide, not aluminium oxide. Zirconia Abrasive Angle Grinder Sanding Disc allows a continuous supply of the sharpest cutting edges and provides the fastest cut as well as the best utilization of the entire grit for the longest life
• Efficient and Durable: The sand distribution of the flap sanding discs is even and full, with stronger wear resistance and not easy to drop sand. The flap grinder wheel has the characteristics of high elasticity, good self-sharpening, high grinding rate, good heat dissipation and long service life
• Wide Range of Use: Mold repair of iron and non-ferrous metals, stainless steel plates, angle steel, stone and plastics, as well as grinding of welding seams, weld marks, and burrs of stamping parts