Klein Tools Pocket-Sized Knife Sharpener is a rugged, versatile sharpener featuring a fine craftsmanship and unique design. Blade unscrews and stores in handle for convenient carrying in tool box, pouch, or pocket. The blade is precision-cut, hard-chromed steel for accurate, consistent sharpening and long life. Sharpener is magnetized to trap metal particles when sharpening. Handle is a high-visibility orange color with handy pocket clip.