Carbide Dental Burs Premium Quality Carbide Dental Burs Tungsten carbide is precision engineered like no other carbide. They not only meet, but exceed strict ISO quality specifications. The result is exceptionally rapid, yet smooth cutting performance, with impressive strength and durability. Fresh, fast cutting carbide dental burs first time, every time. Freedom from maintenance and inefficiency of dulling used carbide burs. Less vibration, pressure and chance of breakage. Greater patient comfort and infection control.