DP1" or BP1" plastic plug for use in filling holes in sheet metal. Use These attractive plugs to give your project a finished look these plugs are made and Manufactured in The USA by Caplugs and are a quality plug. 10 in each pack. Replaces Sea-Doo OEM 291000279. Button plugs have recessed type heads and can be used for plugging holes in equipment made of sheet metal such as auto bodies, tanks, refrigeration units, etc. These plugs can be snapped into holes easily and are held in place by a bead until deliberately removed. Material: Low-density polyethylene Service Temperature: -94 - 175° F (-70 - 79° C) Color: Black