Pre-sterilized single use diamond burs. The burs are packaged in sterile pouches. 25 burs are packed in a secondary box. Feature: Variety of shapes and grit sizes Variety of shapes and grit sizes Gamma irradiation Spiral burs Concentric shank Benefit: Accommodate the needs of the dentist Easy to use High level of sterilization Faster work with a great surface finishing Keeps the life of the handpiece Non-Latex Shelf Life: 3 years