Tip size .018", .46mm
699 carbide bit/bur. 1/16" shank high grade dental bit/bur. Designed for high speed air tools. The 699 is a tapered flat end bit with cross-cut technology. Very aggressive in wood, eggs, gourds, etc.. Great for engraving or carving your initial outline in wood, eggs, gourds, etc., hold the bit perpendicular to your material. Also works well for fine lines when used on its edge in almost any material.