CROSSTECH Multi-Use Turbo Diamond burs incorporate diamond-free cooling zones that absorb normal heat generation and allow water to flow over the instrument, resulting in fast reduction and cooler cutting. Five burs per package, manufactured with natural diamonds which produce more cutting surfaces than synthetic diamonds; also Swiss multi-coating technique is used to offer the highest level of cutting efficiency with less clogging and durability. One-piece stainless steel shanks with special heat treatment ensure rigidity, strength and precision