Usage Tips:Features:Two hole pins flange aligner is a tool that will 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 get it right and are very difficult to use due to poorly finished edges, our aluminum hole pin set is quick and easy to use as the pins are ergonomically designed and individually inspectedOur two hole pin set will be the perfect choice for those that are looking for an affordable option formedium sized two hole flange pins.The set includes two hole pins of different sizes (1-1/8 inch and 1-5/8 inch), offering flexibility for multiple mounting scenarios and compatibility with various equipmentOur heavy duty two hole pin set are made from premium quality hardened 6061 aluminum, so it's durable and lasts for a long time. It's also very accurate and precise as the pipe flanges will be aligned perfectly. The threads are well-machined as wellIdeal for use in mechanical assemblies, automotive systems, and industrial equipment, these pins offer a strong and stable connection essential for precise machinery operationEasy to Use, Ergonomically Designed, Light weight Construction.Please check as much as possible to make sure the item is what you need.Color:BlackMaterial: AluminumTips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect UsePackage Contents:4 x Hole Pins (1 pair large, 1 pair small)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.