Specification Brand : Taps - Special Pitch BulletPoint1 : Thread Diameter: 5/16" BulletPoint2 : Threads Per Inch: 16 BulletPoint3 : High Speed Steel. Ground Thread. BulletPoint4 : Plug style special pitch tap - the most popular style hand tap, with a chamfer in between Taper Taps and Bottoming Taps. ConnectorType : Plug ExteriorFinish : Brass ItemName : 5/16-16 Special Pitch Plug Tap, High Speed Steel ItemPackageQuantity : 1 ItemTypeKeyword : hand-threading-taps Manufacturer : Taps - Special Pitch Material : high speed steel NumberOfItems : 1 NumberOfPieces : 4 PartNumber : TAST-5/16-16 ProductDescription : High Speed Steel Ground Thread Plug Taps for special pitches. ProductSiteLaunchDate : 2005-02-13T00:00:00.000Z Size : One Size UnitCount : 1