Take quick readings of eight standard sharpening angles. Includes 15º for knives and carving tools; 20º, 25º, and 30º for chisels, plane blades, and gouges; 35º for heavy duty mortise chisels and gouges; 45º for axes and turning parting tools; 50º for turning gouges; and 70º for turning scrapers.
Features:

• Made of steel with stamped angle degree markings
• Hole for hanging on a key chain or a nail by your sharpening bench
• 2" diameter
• Features 8 standard sharpening angles
• Quick and easy