Malco tie tools are designed to work on a standard 175 pound ties as well a thinner 124 pound ties. * Clean black baked on enamel wrinkle finish will also weather the elements and stand up to abuse on-the-job. * Comfortable handles reduce the pinch point area, and gray vinyl cushion grips * Works on all ties including thin designs * Use Malco Nylon Ties to install flexible duct to take-offs, or secure bundles up to 15 inches in dia.