RETAC201 Redi-Edge Tactical Pro Knife Sharpener If ever there was a sharpener that could do it all, the Redi-Edge Tactical is it. Sharpening, honing, and polishing all in one. Our Duromite" cutters are harder than any cutlery steel, which means you will get the perfect edge every time. Our Ceramitized" coating will protect your sharpener no matter where your adventures take you. You can even sharpen your hooks and needles on the convenient V-groove located on the bottom of the Redi-Edge Tactical. Finally functionality and portability are joining forces. The Redi-Edge Tactical's Duromite cutter blades are available with a factory-set inclusive angle of 30°, 40° or 60°. The 30° inclusive angle maintains a consistent 15° double edge on your knives. The 40° inclusive angle maintains a consistent 20° double edge on your knives. The 60° inclusive angle maintains a consistent 30° double edge on your knives.