Specification Brand : Viking Drill & Tool BulletPoint1 : High Speed Steel 135-Degree Split Point Heavy Duty Jobber Black Oxide NAS 907B BulletPoint2 : 135-Degree split point for accurate centering and fast penetration BulletPoint3 : High speed steel provides good wear resistance, can be used in general purpose applications for ferrous and nonferrous materials BulletPoint4 : Black oxide prevents chip building, galling and welding. Commonly used for low carbon, stainless and ferrous metals BulletPoint5 : NAS 907B Heavy Duty Jobber CuttingAngleString : 135.0 degrees ExternallyAssignedProductIdentifier1 : 050728055202 ExternallyAssignedProductIdentifier2 : 0050728055202 ExternallyAssignedProductIdentifier3 : 00050728055202 FinishType : Black Oxide IncludedComponents : Drill Bits ItemName : Viking Drill and Tool 05520 W Type 240-A 135 Degree Split Point HSS Black Jobber Length Drill Bit (6 Pack) ItemPackageDimensions_Height : 0.431 inches ItemPackageDimensions_Length : 7.5 inches ItemPackageDimensions_Width : 4.0625 inches ItemPackageQuantity : 1 ItemTypeKeyword : boring-bits Manufacturer : Viking Material : High Speed Steel Material1 : High Speed Steel Material2 : Alloy Steel ModelNumber : 05520 NumberOfItems : 1 PartNumber : 5520 ProductSiteLaunchDate : 2016-02-17T08:00:01.000Z Size : 1/2 in SurfaceRecommendation : Alloy Steel UnitCount : 6