Lansky Field Knife Sharpener

From the Amazon Listing

• 3 Year warranty on all products
• Work Sharp knife & tool sharpener Mk.2 sharpens every knife you own. It builds upon the original Work Sharp knife & tool sharpener, with new features to make sharpening faster, easier, and more repeatable than ever before.
• Sharpening angle guides increases precision and repeatability to get the proper edge angle every time and provides a scratch resistant leather lining. Quickly change from 25° outdoor knives to 20° kitchen knives in one guide.
• Flexible belts put a razor-sharp edge on their blades, now you can have the same technology in your home or shop like the professionals. The belts conform to the edge of any blade to sharpen outdoor, pocket and kitchen knives, even serrated knives, scissors*, and many other common edge tools.
• Assorted replacement belt kit includes (2) P80 coarse, (2) P220 medium, and (2) 6000 fine.