Specification Brand : Taps - Metric - Bottoming BulletPoint1 : Thread Diameter: 2.5mm BulletPoint2 : MM Pitch: 0.45 BulletPoint3 : Bottoming Taps have 1-2 threads of lead, for threading close to the bottom of a blind hole. BulletPoint4 : High Speed Steel. Ground Thread. BulletPoint5 : Please note that not all bottoming taps are flattened at the end. ItemName : 2.5 mm x .45 Bottoming Taps, High Speed Steel (PACK OF 2) ItemPackageQuantity : 2 ItemShape : Hand ItemTypeKeyword : hand-threading-taps Manufacturer : Taps - Metric - Bottoming Material : high speed steel MeasurementSystem : Metric ModelNumber : HAN1128 NumberOfItems : 2 NumberOfPieces : 1 PartNumber : TAMB-2.5-.45BP ProductDescription : High Speed Steel. Bottoming Style (1-2 threads of lead, for threading close to the bottom of a blind hole). Ground Thread. Please note that not all bottoming taps are flattened at the end. Some manufacturers leave a point that you may have to grind off if going very close to the bottom of a hole. ProductSiteLaunchDate : 2005-02-13T00:00:00.000Z Size : One Size