This Panduit ST3EH cable tie installation tool is intended for use with Panduit type LH, H, and EH cross section cable ties. The 9 oz. all-steel tool has a color-coded blue handle to indicate the types of cable ties for which it is appropriate. This cable tie installation tool is suitable for use in bundling electrical cables.Panduit manufacturers power, communications, computing, control, and security system products. The company, founded in 1955, is headquartered in Tinley Park, IL.