Designed for precision and ease in pipe welding, these extra-large threaded two-hole pins from Flange Wizard are an essential tool for any professional or DIY enthusiast. Manufactured in the United States, they come equipped with extensions to accommodate thicker flanges, making them compatible with flange holes ranging from 5/8" to 3.0" in diameter. These threaded flange pins provide a reliable solution for layout tasks, ensuring that your welding projects are executed with accuracy and stability. Whether you're working on a large-scale industrial project or a smaller assembly, these pins are designed to enhance your workflow and deliver outstanding results.