DescriptionMilwaukee 3-1/2 in. Diamond Ultra Dry Core BitMilwaukee diamond ultra dry core bits are engineered with thin Kerf segments for fastest drilling and longest life in concrete， brick， and block. Milwaukee diamond ultra dry core bits provides up to 20% longer run time vs previous generation. For use with the MX FUEL? core drill and corded tools. Ideal for concrete， brick， and block applications.FeaturesFastest drilling compared to previous Milwaukee dry core bitsMaximum run timeIdeal for concrete， brick， and blockThin 3 mm Kerf delivers faster holesTop quality diamonds9mm segment height1-1/4 in. to 7 thread connectionDesigned to be used dry13 in. drilling depthSpecificationsBrand NameMilwaukeeApplicationDryAssembled Weight (lbs)3.968Bit Diameter3.5Bit MaterialDiamond CoatedBit TypeCoreCalifornia Proposition 65 Warning RequiredNoCountry of OriginNetherlandsDiameter3 1/2 inDrilling Depth (in)13globalTradeItemNumber (GTIN) 00045242567928Internal Supplier Part #48170135Internet Product Code (IPC)EAA52BC734CManufacturer WarrantyNonePackage Contents(1) Core BitPackage Depth20.6Package Height4.8Package Weight4.58Package Weight (lbs)4.497Recommended Safety EquipmentSafety GlassesUPC045242567928