Designed by Tom Stokes, the Crkt Key Chain Sharpener from Columbia River Knife & Tool offers a compact and convenient solution for maintaining blade edges. This tool is perfect for anyone who uses a knife regularly and understands the importance of a sharp blade. In addition to its sharpening function, it has several utilities, including a seat belt strap cutter for emergencies, a bottle opener for refreshment on the go, and a handy flathead screwdriver. It's designed to be small, light, and easy to carry, letting you stay sharp anytime, anywhere.