OSTTE 50 Pack Discs 4-1/2 Inch for Angle Grinder, Zirconia Abrasive Assorted Grit Pack (40/60/80/100/120) for Metal & Stainless Steel

4.5-Inch Flap Discs with Assorted Grits：This 50-piece set includes 10 discs each of 40, 60, 80, 100 and 120 grits, offering a complete range from coarse grinding to finer finishing. Each 4.5-inch disc with a 7/8-inch arbor is compatible with angle grinders up to 13,300 RPM

Durable Zirconia & Fiberglass Construction：Made with quality zirconia abrasive for effective cutting and longer life compared to aluminum oxide. The fiberglass backing helps absorb vibration during use for more stable control

Type 29 Conical Design for Versatile Use：The conical face fits well against edges and contours for various tasks, making it suitable for weld blending, deburring, rust removal, and surface finishing on metals and stainless steel

Multi-Grit Set for Project Flexibility：The combination of four grits allows you to tackle different stages of your project—from aggressive stock removal with 40 grit to smoother blending and finishing with higher grits

Value 50-Pack for Extended Workshop Use：This comprehensive set meets diverse grinding needs, reduces the frequency of repurchasing, and is a convenient solution to keep on hand for various metalworking projects

"Versatile 4.5-Inch Flap Discs for Your Angle Grinder These 4.5-inch (115mm) flap discs are designed for use with standard angle grinders, featuring a 7/8-inch (22.2mm) arbor and a maximum safe operating speed of 13,300 RPM. Crafted with quality zirconia abrasive, they offer a faster cut and more durable performance compared to common aluminum oxide wheels, helping you achieve a smoother finish on your projects. The Type 29 conical design allows the disc face to fit well against edges and contours for versatile use, while the unique flap structure and fiberglass backing help cushion vibration for a more stable and controlled grinding experience. Ideal for a variety of common metalworking tasks on materials like steel, alloy, and stainless steel. Typical applications include weld blending, deburring, edge chamfering, rust removal, and surface finishing. Available in multiple grit options to suit different stages of your work, from aggressive stock removal to finer smoothing and blending. Offered in convenient multi-piece packages, these flap discs provide a practical solution to meet diverse grinding needs, helping to reduce the frequency of repurchasing for extended workshop or project use."