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 : Round shanks allow use with a wide variety of toolholding systems 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 : Manufactured to National Aerospace standard 907 CuttingAngleString : 135.0 degrees ExternallyAssignedProductIdentifier1 : 887861307574 ExternallyAssignedProductIdentifier2 : 0887861307574 FinishType : Gold IncludedComponents : Drill Bit with 1/2" Shank ItemName : Drill America 19.50mm Reduced Shank Cobalt Drill Bit with 1/2" Shank, D/AMMCO Series ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 4 inches ItemPackageQuantity : 1 ItemTypeKeyword : reduced-shank-drill-bits Manufacturer : Drill America Material : Cobalt MfgSeriesNumber : D/AMMCO ModelNumber : D/AMMCO19.50 NumberOfBoxes : 1 NumberOfFlutes : 2 NumberOfItems : 1 PackageLevel : unit PartNumber : D/AMMCO19.50 ProductSiteLaunchDate : 2023-02-03T18:19:04.942Z Size : 19.50mm Style : 1/2" Shank SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 27111500