The Sure Sharp stones leave an excellent cutting edge on saw chains. Includes alligator clips and automotive power adapter.
- Easy to use, goes anywhere
- Runs on 12-volt power
- Sharpens any round-ground 90, 91, 1/4”, .325”, 3/8” or .404”-pitch chain
- Three sizes of sharpening stones included (5/32”, 3/16”, 7/32"), and a collet wrench