Specification Brand : STAR USA BulletPoint1 : High Speed Steel BulletPoint2 : Mill Diameter: 5/8" BulletPoint3 : Shank Diameter: 5/8" BulletPoint4 : Flute Length: 1-1/8" BulletPoint5 : Overall Length: 4-1/2" CutType : Center Cutting EndCutType : Center FinishType : Uncoated (Bright) ItemName : STI (Screw Thread Insert) Taps (Metric Sizes) - Spiral Point NT Size: M2.5 X.45, Model No.: TP2.5-CSA ItemShape : Round ItemTypeKeyword : spiral-router-bits Manufacturer : STAR USA Material : Carbide NumberOfFlutes : 2 PartNumber : 56624809753 ProductDescription : 4 Thread Chamfer - Incorporates an angular grind at the point end of the tap which shears chips and drives them forward of the tap. Used widely in long thru holes and blind holes with ample chip clearance. They are free cutting and provide increased tap strength. Not recommended for abrasive material. NT = Nominal Thread ProductSiteLaunchDate : 2011-12-26T01:46:15.320Z SupplierDeclaredDgHzRegulation : unknown ToleranceHeld : Precision UnitCount : 1