... burs: HP shank, fit on micro motor, dental tungsten carbide, for alloys, acrylics and ceramics Catalog:Usage: 1. Shaping ... proper and an impressively long service life.2. Engraving bits, carving bits. About us:Dian Fong Industrial Company Limited is ... surgical & laboratory.Our main products range from diamond burs, carbide burs, dental polishers, sintered diamonds, diamond disc, polishing brushes ...