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 : Titanium nitride coatings add a hard layer of gold-colored ceramic to the surface that extends tool life and permits faster cutting speeds than 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 : 82 degree angle CuttingAngleString : 82.0 degrees FinishType : Titanium Nitride ItemName : KEO 55256 Cobalt Steel Machine Single-End Countersink, TiN Coated, 4 Flutes, 82 Degree Point Angle, Round Shank, 1/2" Shank Diameter, 5/8" Body Diameter ItemPackageDimensions_Height : 2.032 centimeters ItemPackageDimensions_Length : 13.208 centimeters ItemPackageDimensions_Width : 2.032 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : single-end-countersinks Manufacturer : KEO Cutters Material : Cobalt Steel ModelNumber : 55256-TiN NumberOfFlutes : 4 NumberOfItems : 1 PartNumber : 55256-TiN ProductSiteLaunchDate : 2012-10-20T00:00:01-00:00 Size : 5/8" StreetDate : 2017-11-25T00:00:01Z SurfaceRecommendation : Cast Iron,Plastic,Steel,Wood UnitCount : 1