Manufacturer Part Number: C54739|Tap Type|StandardThread Size (Inch)|1/2-20Overall Length (Decimal Inch)|3.3750Overall Length (mm)|Thread Size (mm)|Thread Standard|UNFChamfer|BottomingMaterial|High Speed SteelCoating/Finish|Bright/UncoatedThread Direction|Right HandCoolant Through|NoClass Of Fit|3BThread Limit|H3Number Of Flutes|4Oversize|NoThreads per Inch|20Thread Pitch (Decimal Inch)|Thread Pitch (mm)|Thread Pitch (Inch)|75% Thread Drill Size|Thread Length (Decimal Inch)|0.9400Thread Length (Inch)|Thread Length (mm)|Material Grade|Overall Length (Inch)|3-3/8Thread Depth (mm)|Thread Depth (Decimal Inch)|Amount Oversize (Decimal Inch)|Application|Blind Hole Threading; Through-Hole ThreadingShank Diameter (mm)|9.32Shank Diameter (Decimal Inch)|0.3670Tapping Depth (mm)|Tapping Depth (Decimal Inch)|Square Length (mm)|11.11Square Length (Decimal Inch)|0.4375Square Length (Inch)|7/16Square Size (mm)|6.99Square Size (Decimal Inch)|0.2750Material Application|Alloy Steel; Aluminum; Carbon Steel; Free-Machining Stainless SteelSeries|1003Neck Length (Decimal Inch)|Neck Length|Neck Length (Inch)|Shank Length (mm)|Shank Length (Decimal Inch)|Product Service Code|UNSPSC Code|