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Level 1 - Extremely Coarse

Extremely coarse grits are used on very dull knives and tools. The purpose of this grit is to remove metal as fast as possible. On a very dull edge, using the most coarse grit possible will save time and will also save your finer grits from wear.

Grit: 150 and Coarser Grit

Particle Size: Over 100 Micron

Sharpening Stone Grit Chart

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Our Sharpening Specialists have hands-on sharpening experience, so you can get advice on selecting the right sharpener for your needs.

1-800-351-8234
productspecialist@sharpeningsupplies.com
Monday through Friday, 8 a.m. - 4 p.m. CT