Complete blank DOT tagboard or vinyl placards and blank square-on-point markings with Labelmaster's 3 ½" Number Label Kits. Use these self-spacing numbers to create the placard you need for shipping hazardous materials. These highly visible numbers can also be used to display the hazard ratings on NFPA standard and magnetic signs, and to identify aisles, bin racks and stock shelves in your warehouse. Available in clear film with a removable adhesive or white vinyl with a permanent adhesive, these numbers are sold in packs of 50.