Specification Brand : KEO Cutters 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 : Uncoated tools feature just the base substrate without any additional treatment or coatings and are suitable for a wide range of applications 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 : 82 degree angle CuttingAngleString : 82.0 degrees FinishType : Uncoated ItemName : KEO 55374 Cobalt Steel Single-End Countersink, Uncoated (Bright) Finish, 4 Flutes, 82 Degree Point Angle, Round Shank, 1/2" Shank Diameter, 1-1/4" Body Diameter ItemPackageDimensions_Height : 3.048 centimeters ItemPackageDimensions_Length : 7.366 centimeters ItemPackageDimensions_Width : 4.572 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : single-end-countersinks Manufacturer : KEO Cutters Material : Cobalt Steel ModelNumber : 55374 NumberOfFlutes : 4 NumberOfItems : 1 PartNumber : 55374 ProductSiteLaunchDate : 2012-05-26T00:55:20.170Z Size : 1-1/4" StreetDate : 2017-11-25T00:00:01Z SurfaceRecommendation : Metals,Stainless Steel,Steel UnitCount : 1 UnspscCode : 27111700