Product Information: Metal finishing in the dental laboratory setting is often a time consuming and physically stressful task. The Express Line High Speed Metal Finishing Burs are designed to substantially decrease metal finishing time and help reduce the physical stress in the process. The SS White Express Line burs are used with a high-speed handpiece with light finger pressure thereby minimizing muscle fatigue and pain. Kit Contents: 6 Express Line Metal Finishing Burs housed in a clear bur block. Specs Pack Size: Kit Dental Office Laboratory: Yes Dental Laboratory, CB: Yes Single-Patient-Use : Yes