The Model 445 Diamond Hone Knife Sharpener from Chef'sChoice is a professional manual sharpener that is great for kitchen, hunting, fillet, and pocket knives. The two-stage system has separate sharpening and honing stages for incredibly sharp, longer-lasting edges. 100% diamond abrasives create sharper edges and never detemper the knife edge. The Model 445 sharpens the full blade length, tip to handle, without any of the guesswork. Includes edge guides for double-bevel, 20° edge, and serrated. Weight: 0.31 lbs. Dimensions: 8.5"L x 2.13"W x 2.75"H. Includes instruction manual. Made in the USA.