The Stainless Lock Out Indexing Plunger is a top-notch workholding tool. Ive used it in my industrial and scientific workplace and it has exceeded my expectations .According to my experience, this tool is perfect for securing parts during machining and assembly processes. The stainless steel construction ensures its durability and longevity while the easy-to-use indexing system makes it a time-saver. The only downside is that it requires a bit of manual force to lock it in place, but it's manageable. Overall, a great investment for any efficient workspace..