Specification Brand : Drill America BulletPoint1 : High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance BulletPoint2 : Weldon shanks feature a round shank with one of more flats machined into the side for easy indexing and alignment BulletPoint3 : Through-hole flute style has a single flute that passes through the cutting head to reduce vibration and chip clogging; also called "zero flute" BulletPoint4 : 1/4" Hose ID BulletPoint5 : Gray color Color : Gray ConnectorType : Wye CuttingAngleString : 82 degrees ExteriorFinish : Copper ExternallyAssignedProductIdentifier1 : 887861320726 ExternallyAssignedProductIdentifier2 : 0887861320726 ExternallyAssignedProductIdentifier3 : 00662633001412 ItemName : Drill America 7/16" X 29/64" 82 Degree Piloted Countersink, WEL Series ItemPackageDimensions_Height : 1.524 centimeters ItemPackageDimensions_Length : 10.16 centimeters ItemPackageDimensions_Width : 13.208 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : single-end-countersinks Manufacturer : Drill America Material : High Speed Steel ModelNumber : WELCS14-2 NumberOfFlutes : 1 NumberOfItems : 1 NumberOfPieces : 20 PartNumber : WELCS14-2 ProductSiteLaunchDate : 2013-10-22T08:00:01.000Z Size : 53/64" StreetDate : 2017-03-12T00:00:01Z UnitCount : 1