Extra-Coarse is black, 60 micron/ 220 meshFAST: Hardest material, most efficient sharpening abrasive; available in unique interrupted surface and continuous surface
Convenient pocket model 4" Diamond Whetstone™ sharpener with protective leather sheath for easy access to a variety of sharpening, honing or filing needs. 4-1/3" x 7/8" x 3/16" and includes a 1" continuous diamond surface with Extra-Coarse grit (Black 60 micron/ 220 mesh).
EASY: Light pressure produces a sharp edge with just a few strokes
CLEAN: Use water for lubrication- no oil, smell or mess
VERSATILE: Hones ALL hard materials: carbide, steel, etc
DURABLE: Starts flat, stays flat - provides years of consistent, reliable use
Made in USA