- The hardest mineral is a must for finishing materials harder than 60 Rockwell C such as thermal sprayed tungsten carbide, chrome oxide, glass, stone, chilled iron and forged steel.
- For use on Dynabrade’s Superfinisher to achieve predictable, consistent and repeatable finishes on a variety of materials.

3M 50258, Roloc Disc 777F, 60 YF-weight, TSM, 3 in, Die RS300VM, 7010325551
3M 22394, Roloc Disc 361F, 50 YF-weight, TR, 3 in, Die R300V, 7000045096
Dynabrade 11684 Dynabelter Contact Arm Assembly 4" DIA X 5/8" W., 40 Duro Serrated 
