Dental burs allow the dental practitioner to easily and safely remove and shape tooth structure during procedures. Weather its using a carbide & diamond bur or specialty finishing and trimming and contouring bur, the cutting surface precisely cuts and grinds without snags. Diamond burs can reduce tooth structures will smoothing and refining in order to put crowns or porcelain veneer. Diamond burs when compared to Carbide Burs usually have a shorter life span and are mostly used a few times before replacing them. Carbide burs have a variety shank sizes and point shapes. Friction grip diamond burs are used in high speed handpicks and also come in different shapes and sizes.