Famous stockmaker Jerry Fisher says: "In 20 years of stockmaking this is the best inletting scraper I have ever used, and I have tried a few. Just hold like a pencil and work from right to left, or left to right, depending on the direction of the wood grain." Precision-ground from tough alloy tool steel, sharpened and ready to use. Instructions included. Three tools, each with two different sized heads. Measurements given are cutting head sizes. Mfg: Jerry Fisher SPECS: Large, 1" (2.5cm) and 3/4" (19.0mm). Small, 5/8" (15.9mm) and 1/2" (12.7mm). Octagon, 1" (2.5cm) and 11/16" (17.5mm).