For professional sharpening results, regardless of skill, depend on DMT® Aligner™ Kits and Accessories.

4" Diamond Whetstone™ for use with Aligner™ AHF (Interchangeable Stone Holder). Coarse diamond (45 micron / 325 mesh) quickly restores edge on a neglected edge. Easy-to-follow instructions included. Sharpening with diamonds is fast and easy. No messy oils needed sharpen dry or with water. Durable construction will provide years of consistent performance and reliable service. For proper tool maintenance, woodworkers, chefs and other professionals rely on the superior quality and versatility of DMT® products. Made in USA.

• Portable, pocket convenience
• Coarse diamond to transform a dull edge
• Sharpens knives faster than conventional stones with DMT's micronized monocrystalline diamond surface
• No oil is needed-sharpen dry or with water
• Durable construction will provide years of performance and reliable service