BurButler, the universal silicone bur block that grips all burs securely in place, eliminating the risk of spilling. The fully autoclavable, high temperature resistant silicone base is extremely durable and retains integrity, even after repeated sterilization. There are no replacement plugs or moving parts and the burs will not magnetize or rust. The 5, 10, and 25-hole configurations are available in 5 colors, which allows you to organize, store, and care for your dental burs by dentist, procedure, or lab technique to make your business more efficient.