CROSSTECH Multi-Use Turbo Diamond Burs TS856/016SC (1.8 mm head size, 8.0 mm head length), Friction Grip and Short Shank, Super Coarse, Round End Taper (Pack of 5) Product Details Shipping Weight: 0.3 ounces Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues. Item model number: TMB6MXC CROSSTECH Multi-Use Diamond burs incorporate diamond-free cooling zones thatabsorb 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 thansynthetic diamonds; also Swiss multi-coating technique is used to offer thehighest level of cutting efficiency with less clogging and durability. One-piece stainless steel shanks with special heat treatment ensure rigidity,strength and precision. Manufacturer Contact Information 800-996-0686