Two hole pins flange aligner is a tool that allow you to align pipes so they can fit together both vertically and horizontally to the ground. Unlike other two hole pins that take a long time to right and are very difficult to use due to poorly finished edges, our hole pin set is quick and easy to use as the pins are ergonomically designed and individually inspected. Our two hole pin set be the perfect choice for those that are looking for an affordable option for medium sized two hole flange pins. Our products ideal for ASME 150LB flanges from ½inch - 14inch. Our heavy duty two hole pin set are made of High-quality materials, so it's and lasts for a long time. It's also very accurate and precise as the pipe flanges be aligned perfectly. The threads are well-machined as well. Easy to Use, Ergonomically Designed, Anodized Black Oxide Finish, , Light weight Construction. Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour:Black Material:Aluminum Alloy Package Contents: 2 x double hole dowel pins with level Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.