The Hanger-Buddy is built for the professional and the do it yourself alike. Built from steel, this tool is job-site tough. Great for using on decks, pole buildings,ceiling joist, floor joist and anywhere joist hangers are used. The Hanger-Buddy will make installing joist hangers faster, easier, and more accurate. This tool is the single-wide version suitable for double 2X joist hangers (ie 1.5" wide).
Watch this tool in use: YouTube Video