"Features: <br> 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information;<br> 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.<br> 3.Used to clean and chase rusted threads.<br> 4.Round shank with square end, square end size: 0.65 x 0.65in<br> 5.Packed in a clear plastic case for convinience to organize it and also can extend lifetime.<br> <br> Note: suggest to use some thread cutting oil when chase<br> <br> Specifications:<br> Material: Carbon Steel<br> Color: Titanium<br> Brand name: BQLZR<br> Model: 3/4"" NPT<br> Overall size: 8.2 x 2.6 cm/3.23 x 1.02"" (L x W)<br> Square end size: 1.65 x 1.65cm/0.65 x 0.65"" (L x W)<br> Weight: 229g<br> <br> Package include:<br> 1 x pipe tap"