4" Diamond Whetstone™ sharpener is a convenient pocket model. Comes with a protective leather sheath for easy access to a variety of sharpening, honing or filing needs. Stone measures 4-1/3" x 7/8" x 3/16". Made in the USA.

Choose from four grits:

• Extra-Extra Coarse (120 micron/120 mesh) for extreme repair of a very damaged edge.
• Extra-Coarse (60 micron/220 mesh) to fix and restore a damaged edge.
• Coarse diamond (45 micron/325) to quickly restore a neglected edge.
• Fine diamond (25 micron/600 mesh) for a razor sharp edge.
• Extra-Fine diamond (9 micron/1200 mesh) to polish and refine a razor edge after sharpening with a coarser diamond.
• Extra-Extra Fine (3 micron/8000 mesh) provides the finest polished edge of all bonded diamond abrasives.