United Abrasives SAIT 70935 TrimBack Regular Density Flap Disc delivers exceptional cutting power, long life, and versatility for demanding metalworking applications. Engineered with premium ceramic 80 Grit abrasive, this disc cuts faster, runs cooler, and lasts significantly longer than traditional zirconium discs—making it ideal for heavy grinding, weld removal, and high-pressure applications. Built with regular density flaps, this disc provides an excellent balance of fast stock removal and smooth grinding performance. The Type 27 flat profile ensures stable, controlled operation on flat surfaces, edges, and blending applications. With a 4-1/2" Diameter and 5/8"-11 Arbor Hole, it fits most standard angle grinders for quick, secure mounting.
Engineered for fabricators, welders, and industrial professionals, the SAIT TrimBack Ceramic Flap Disc delivers superior grinding performance, extended longevity, and reliable results—even under heavy use.
Type: Flap Disc | Abrasive Material: Ceramic | Diameter (in.): 4-1/2 | Arbor Hole (in.): 5/8-11 | Grit: 80 | Max RPM: 13300 | Disc Type: Type 27 | Box of: 10 | __quantity: 10
Features:
- Specially designed ABS plastic backing can easily be trimmed away to expose more abrasive material
- Unique design is ideal for hand rail and fillet weld applications
- High performance zirconium grain for a wide variety of applications
- Contaminant Free (Fe + Cl + S < 0.1%)
- Only the TrimBack line of flap discs are able to be trimmed to expose more abrasive overhang
- Never trim beyond the maximum trim line (more than 1/4") or the ridged edge of the backing TrimBack plastic backing
- Always mount a TrimBack flap disc on a properly guarded right angle grinder
- To properly trim a TrimBack flap disc, apply the plastic backing to a secured metal workpiece while the grinder is running
Looking for more information about United Abrasives/SAIT Flap Disc? Click here to view the Catalog.
For help choosing the correct United Abrasives/SAIT Flap Discs for your application, please call (800) 608-5210 or email info@intlairtool.com.
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