USA Sharpeners USA103 Orbital Cutter Blade Sharpener USA Sharpeners Orbital cutter blade sharpener 45mm & 60mm USA Sharpeners Orbital cutter blade sharpener is a state-of-the-art diamond sharpening tool that creates a straight, Razor Sharp cutting edge in seconds It is the perfect sharpener for all your 45mm and 60mm cutting blades No more cut fingers while sharpening, the blade stays completely inside a protective housing It is ideal to use for quilting, crafts, upholstery, paper cutting and more