Black Hole Plugs: 1" or 25mm, Domed Head, Top Secret PDR

Top Secret PDR's 1" Domed Top Plugs, crafted from Nylon, are primarily used in sheet metal and plastic sheeting. They serve as finishing plugs for unneeded or unused holes in chassis or other surfaces. These plugs fit securely into cleanly drilled 1" (1.00" or 25mm) holes, locking firmly into materials up to .100" thick. Known by various names such as knock out plugs, Domed Plugs, and Locking plugs, their convex design tapers to a thin edge for a seamless finish, while the matte finish head offers a professional appearance. Easy to install, these plugs lock firmly into surfaces, available in Black color.