Manufacturer Part Number: R128114-S|Thread Size (Inch)|1/4-18Interrupted Thread|NoThread Length (Inch)|1-1/16Thread Length (Decimal Inch)|Thread Length (mm)|Thread Profile|Chamfer|PlugOverall Length (Inch)|4Overall Length (mm)|Thread Standard|NPTMaterial|High Speed SteelShank Diameter (mm)|Shank Diameter (Inch - 0 Decimals)|Shank Diameter|0.5625inShank Diameter (Decimal Inch)|0.5625Square Length (Decimal Inch)|Square Length (Inch)|Square Size (Decimal Inch)|0.4210Projection (Decimal Inch)|0.4590Material Application|Series|Hook|Number Of Flutes|4Coating/Finish|BrightProduct Service Code|UNSPSC Code|