This vintage handheld bolt threader by Butterfield & Co. is a must-have for any pipe threader, taps, and dies enthusiast. The No.41 model is made in the United States and comes with thread sizes 16, 20, and 26. The tool is easy to use, and it is a great addition to any light equipment and tools collection. This unit type bolt threader is perfect for both personal and industrial use, and it is in excellent working condition. The brand is well known for its high-quality products, and this one is no different. It is the perfect tool for any DIY or professional project. Purchase this Butterfield & Co. bolt threader today and get started on your next project.