Manufacturer Part Number: 4FPA|Thread Size (mm)|Thread Size (Inch)|1/4-28Thread Standard|UNFThread Limit|H3Thread Pitch|Thread Length (Inch)|1-1/8Thread Length (Decimal Inch)|Thread Length (mm)|Overall Length (Decimal Inch)|Overall Length (Inch)|2-23/32Overall Length (mm)|Chamfer|PlugMaterial|High Speed SteelShank Diameter (Inch - 0 Decimals)|0.3180Shank Diameter|0.3180inShank Diameter (mm)|Shank Diameter (Decimal Inch)|0.3180Square Length (mm)|Square Length (Inch)|3/8Square Size (mm)|Square Size (Decimal Inch)|0.2380Material Application|Series|Helicoil Reference Number|Number Of Flutes|3Class Of Fit|2BCoating/Finish|BrightProduct Service Code|UNSPSC Code|