Specification Brand : KEO Cutters BulletPoint1 : Solid carbide tools offer long tool life and faster cutting speeds than other substrates, but are more brittle and must be used with rigid toolholding systems BulletPoint2 : Titanium aluminum nitride coatings become self-lubricating when used at very high speeds, making them ideal for cutting without coolant ("dry machining") BulletPoint3 : 100 degree angle BulletPoint4 : KEO 6-flute line of countersinks are companions to our single flute countersinks and our 3- and 4-flute center reamer line BulletPoint5 : As a rule, the more edges per revolution, the greater amount of material that may be removed CuttingAngleString : 100.0 degrees FinishType : Titanium Aluminum Nitride ItemName : KEO 55823 Solid Carbide Single-End Countersink Set, TiALN Coated, 6 Flutes, 100 Degree Point Angle, 1/4" - 1" Body Diameter ItemPackageDimensions_Height : 1.524 centimeters ItemPackageDimensions_Length : 7.112 centimeters ItemPackageDimensions_Width : 2.286 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : single-end-countersinks Manufacturer : Keo Material : Carbide ModelNumber : 55823-TiALN NumberOfFlutes : 6 NumberOfItems : 5 PartNumber : 55823-TiALN ProductSiteLaunchDate : 2012-10-20T08:00:01.000Z Size : 1/4", 3/8", 1/2", 3/4", 1" StreetDate : 2017-11-25T00:00:01Z SurfaceRecommendation : Cast Iron,Plastic,Wood UnitCount : 5