Manufacturer Part Number: 326160|Tap Type|StandardThread Size (Inch)|1/4-20Overall Length (Decimal Inch)|2.5000Overall Length (mm)|63.50Thread Size (mm)|Thread Standard|UNCChamfer|PlugMaterial|High-Speed SteelCoating/Finish|Bright/UncoatedThread Direction|Right HandCoolant Through|NoClass Of Fit|2; 3BThread Limit|H3Number Of Flutes|3Oversize|NoThreads per Inch|20Thread Pitch (Decimal Inch)|Thread Pitch (mm)|Thread Pitch (Inch)|75% Thread Drill Size|Thread Length (Decimal Inch)|1.0000Thread Length (Inch)|1Thread Length (mm)|25.40Material Grade|Overall Length (Inch)|2-1/2Thread Depth (mm)|Thread Depth (Decimal Inch)|Amount Oversize (Decimal Inch)|Application|Blind Hole Threading; Through-Hole ThreadingShank Diameter (mm)|6.48Shank Diameter (Decimal Inch)|0.2550Tapping Depth (mm)|Tapping Depth (Decimal Inch)|Square Length (mm)|Square Length (Decimal Inch)|Square Length (Inch)|Square Size (mm)|4.85Square Size (Decimal Inch)|0.1910Material Application|Alloy Steel; Aluminum Alloy; Carbon Steel; Cast Iron; Copper Alloy; Graphite; Carbon; High-Temperature Alloy; Magnesium; Plastic; Stainless Steel; Titanium; Tool Steel; Zinc AlloySeries|3105Neck Length (Decimal Inch)|Neck Length|Neck Length (Inch)|Shank Length (mm)|Shank Length (Decimal Inch)|Product Service Code|UNSPSC Code|