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United Abrasives Sait Grind & Finish Discs feature coated and non-woven abrasives that allows the user to grind and finish with a single disc. They have an aluminum oxide grit, 7/8" arbor and a cushioned grinding effect for smooth use on contoured pieces. Ideal for right angle grinder applications on ferrous and/or non-ferrous metals as well as stainless steel, high tensile steel and titanium.
| PART # | DIA | GRIT | GRADE | MAX RPM |
|---|---|---|---|---|
| SAI77720 | 4-1/2" | 60 | Coarse | 13,300 |
| SAI77721 | 4-1/2" | 80 | Medium | 13,300 |
| SAI77723 | 4-1/2" | 150 | Very Fine | 13,300 |