A set of 3 carbide scraper turning tools, incorporating the newest technology in woodturning: Replaceable carbide cutting tips. Round Carbide Cutter - For Spindle Coves & Bowl Interiors Square Carbide Cutter - For Flat Straight Edges, Spindle Beads & Bowl Exteriors Triangle Carbide Cutter - For Details & Decorative Work Carbide is easy to use - Perfect for beginners Carbide cutters do not require sharpening Carbide tip can be rotated up to 4 times when worn, Manufacturer: Charnwood