Specification Brand : Drill America BulletPoint1 : Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys BulletPoint2 : Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools BulletPoint3 : Threaded shank is for use with threaded-spindle tools, often used in aerospace and automotive applications BulletPoint4 : When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging BulletPoint5 : Featured with 135 degrees heavy duty split point and surface treated for drilling hard, tough, high tensile strength materials Color : Black Oxide CuttingAngleString : 135.0 degrees ExternallyAssignedProductIdentifier1 : 887861066006 ExternallyAssignedProductIdentifier2 : 0887861066006 FinishType : Black Oxide Cobalt ItemName : Drill America #27 Extra Long Cobalt Threaded Shank Drill Bit, TSD Series ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 2 inches ItemPackageQuantity : 1 ItemTypeKeyword : short-length-drill-bits Manufacturer : Drill America Material : Cobalt MfgSeriesNumber : TSD ModelNumber : TSD27EL NumberOfFlutes : 2 NumberOfItems : 1 PartNumber : TSD27EL ProductSiteLaunchDate : 2011-12-11T21:41:57.221Z Size : #27 Style : Extra Long Cobalt Threaded Shank Drill Bit SurfaceRecommendation : Stainless Steel,Steel,Metals UnitCount : 1