
United Abrasives SAIT 71221 Encore Regular Density Flap Disc is engineered for fast stock removal, long life, and consistent grinding performance. Designed for demanding metalworking applications, this 4-1/2" Flap Disc features a durable zirconium abrasive that delivers aggressive cutting action while maintaining a smooth, controlled finish. Built on a Type 27 flat profile, it is ideal for blending, deburring, edge work, and surface preparation. The 5/8"-11 Arbor Hole ensures quick and secure mounting on most angle grinders, reducing downtime and increasing productivity. United Abrasives’ superior resin-bonded flap construction provides cooler grinding and extended disc life even under heavy use.
Perfect for professionals in metal fabrication, welding, maintenance, and industrial shops, the SAIT 71221 Encore Flap Disc offers the performance and reliability United Abrasives is known for—helping you complete tough jobs faster and with cleaner results.
Type: Flap Disc | Abrasive Material: Zirconium | Diameter (in.): 4-1/2 | Arbor Hole (in.): 5/8-11 | Grit: 120 | Max RPM: 13300 | Disc Type: Type 27 | Box of: 10 | __quantity: 10
Features:
- Tough zirconium grain provides fast grinding and reliable finishing performance
- Durable cotton backing for long life
- Exceptional value and performance
- Contaminant Free (Fe + Cl + S < 0.1%)
- Flap discs are constructed by layering coated abrasive flaps so they wear away and expose new, sharp grain
- Flap discs increase productivity and reduce total grinding and finishing costs by grinding, blending & finishing in 1 step
- Fiberglass backings will wear uniformly with abrasive cloth and will not splinter or smear on the workpiece
- Fiberglass backed flap discs are designed for a lighter, quieter operation

Looking for more information about United Abrasives/SAIT Flap Disc? Click here to view the Catalog.
For help choosing the correct Flap Discs for your application, please call (800) 608-5210 or email info@intlairtool.com.
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