The Vtg Mead Machinist Tool is a high-quality work holding fixture designed for lathes and drilling machines. Made in the United States by Meade, this jig is perfect for securely holding and positioning workpieces during machining processes. Its sturdy construction and precise design make it a valuable tool for machinists and craftsmen looking to improve the accuracy and efficiency of their work. Unsure if it works or not, don’t know much about it to be honest. Please let me know if you know what it is for or if I have something wrong.