MJR Tumblers
MJR 60/90 silicon carbide coarse grit
60/90 coarse abrasive, clearly distinct from the 36-grade cut.

Price info
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Use and fit
Choose 60/90 when the initial shaping recipe for your rotary machine calls for a coarse cut. It is the first grade in MJR’s documented four-stage kit. If the offer description calls it extra coarse, match the printed 60/90 grade to your recipe.
Specifications
- Brand
- MJR Tumblers
- Listed model
- MJR1p60/90
- Verified detail
- 60/90 coarse abrasive, clearly distinct from the 36-grade cut.
Questions before buying
How does 60/90 compare with MJR’s 36 grade?
MJR uses 60/90 as the coarse start in its standard four-stage assortment. Choose 36 only where your shaping sequence calls for the extra-coarse cut.
Compare before you buy
The 36-grade pouch is the extra-coarse alternative within the same supplier’s range. MJR 36-grade extra-coarse silicon carbide