Manufacturer Part Number: 40031|Minimum Tap Size (mm)|M7Minimum Tap Size (Inch)|5/16Maximum Tap Size (Inch)|5/16Maximum Tap Size (mm)|M8Overall Length (mm)|Overall Length (Inch)|8Overall Length (Decimal Inch)|8.0000Tap Shank Diameter (Decimal Inch)|0.3190Tap Shank Diameter (mm)|Maximum Diameter (Decimal Inch)|Maximum Diameter (Inch - Fraction - 4 Decimals)|1/2Shank Diameter (Inch - 0 Decimals)|Shank Diameter (mm)|Shank Diameter|0.3180inShank Diameter (Decimal Inch)|0.3180Material|Alloy SteelTap Square Size (mm)|Tap Square Size (Decimal Inch)|0.2400For Square Shank Size (Decimal Inch)|0.2400Extension Opening Outside Diameter (mm)|Extension Opening Outside Diameter (Decimal Inch)|0.4370inReduced Shank Diameter (Decimal Inch)|Extension Square Size (Decimal Inch)|0.2370Depth Tap Enters (mm)|Depth Tap Enters (Inch)|Hand Taps|Tap Size Range|Pipe Taps|Coolant Through|Product Service Code|UNSPSC Code|