The diamond shape carbide insert cutter has been designed for the primary purpose of doing the small intricatework and cutting final details on your projects such as small coves and beads on both spindle and bowl work. They are also very handy for cutting chuck tenons and making inside reverse angle cuts for inside chucking bowls with dovetail jaws. You may find they work well for hogging your green wood projects too. when the cutter eventually dulls, just loosen the retaining screw and rotate cutter, then re-tighten the screw. Replace tip when necessary. This diamond carbide cutter, fits almost all woodturning tools in the market.