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 : 3 flutes ItemName : KEO 55218 Cobalt Steel Precision 3 Flutes Cap Screw Counterbore, Integral Pilot, Uncoated (Bright) Finish, 0.475" Diameter, 5/16" Size ItemPackageDimensions_Height : 1.778 centimeters ItemPackageDimensions_Length : 11.43 centimeters ItemPackageDimensions_Width : 2.032 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : counterbores Manufacturer : KEO Cutters Material : Cobalt Steel ModelNumber : 55218 NumberOfItems : 1 PartNumber : 55218 ProductSiteLaunchDate : 2004-11-09T05:00:01-00:00 Size : 5/16" StreetDate : 2017-05-15T00:00:01Z Style : Built-In Pilot SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 31161500