Manufacturer Part Number: 54055-01T|Tap Type|MachineThread Size (Inch)|1/4-28Overall Length (Decimal Inch)|Overall Length (mm)|Thread Size (mm)|Thread Standard|UNFChamfer|BottomingMaterial|CobaltCoating/Finish|Titanium NitrideThread Direction|Right HandCoolant Through|NoClass Of Fit|Thread Limit|H5Number Of Flutes|4Oversize|YesThreads per Inch|28Thread Pitch (Decimal Inch)|Thread Pitch (mm)|Thread Pitch (Inch)|75% Thread Drill Size|0.2150Thread Length (Decimal Inch)|0.8300Thread Length (Inch)|Thread Length (mm)|Material Grade|M42Overall Length (Inch)|2-1/2Thread Depth (mm)|Thread Depth (Decimal Inch)|Amount Oversize (Decimal Inch)|Application|Shank Diameter (mm)|Shank Diameter (Decimal Inch)|0.2550Tapping Depth (mm)|Tapping Depth (Decimal Inch)|Square Length (mm)|Square Length (Decimal Inch)|Square Length (Inch)|Square Size (mm)|Square Size (Decimal Inch)|0.1910Material Application|Aluminum; Cast Iron; Magnesium; ZincSeries|BX600Neck Length (Decimal Inch)|1.0000Neck Length|Neck Length (Inch)|1Shank Length (mm)|Shank Length (Decimal Inch)|Product Service Code|UNSPSC Code|23241600