Hang Em Fast Easy Joist Hanging Tool Fastest, safest, easiest, and most accurate way to install joist hangers. Simply slide the hanger into the tool, line the tool up with the ledger board, then nail on the hanger. Works with 2"x4", 2"x6", 2"x8", 2"x10", 2"x12" joist hangers Made out of light-weight high-strength plastic Made in U.S.A.