Features Easy to Use: This disinfection case for dental burs can hold the dental drill firmly and is easy to use and store. Convenient Drawer Design: The pull out drawer of the dental burs bottom makes it convenient to pick and place the materials. High Temperature Resistance: The 142-Hole Bur Holder is made of special materials and can withstand high temperature autoclaving of 134°C. Excellent Performance: The dental bur block is made of high quality components and durable. Which is not easy to damage, reliable quality, high strength and long service life.The dental bur block with strict quality control and quality assurance, high safety factor. Different Application: Dental bur case use for hold of high speed, low speed , expand bur, gutta points, and conventional equipment.142-hole design makes the dentists find all dental burs they want. Specifications: Dimensions: 13*12.5*11cm/5.12*4.92*4.33in Weight: Approx. 311g Package Includes: 1 x 142 Holes Dental Bur Holder Note: 1. The dental burs is not included. 2. Due to the difference between monitors and light effect, the pictures may not reflect  the actual color of the item. 3. Please allow slight error due to manual measurement. Thanks for your understanding. Package List