Type: This 1-1/8 inch double hole pin set has an outer diameter of 1-1/8 inches and a length of 2.75 inches, making it suitable for flanges from 1/2" pipe to 12" level 150 flanges, and from 1/2" to 8" level 300 flanges. It can also accommodate up to a thickness of two inches. Material: Made from aluminum material, this 1-1/8" Two Hole Flange Alignment Pin Set ensures durability and longevity, providing you with a reliable tool that will last for years. Precision Machining: The 2 Hole Flange Alignment Pin is precision machined which guarantees its performance. The threading pass through the gauge check ensuring it aligns perfectly with the pipe flange. Size: The Aluminum 1-1/8" Two Hole Pins Set measuring at dimensions of approximately 9.21inchx8.39inch. Easy Use: This double hole pin set is not only easy to use but also offers quick alignment with the pipe flange, making your work more efficient. Specification: Material:Aluminum Size Chart: O.D: 1-1/8 inches Length: 7cm/2.75 inches Package Includes: 2Pieces 1-1/8" Two Hole Pins Set Note: Please allow slightly errors due to manual measurement and different monitors.