90 Piece Flush Mount Black Hole Plug Assortment for Auto Body and Sheet Metal Quantity 10 each : 1/4", 3/8", 1/2", 3/4", 1", 1-1/4", 1-1/2", 1-3/4", 2" * Made in USA by CAPLUGS * Button plugs with flush-type heads can be used for plugging holes in equipment made of sheet metal, such as automobile bodies, tanks, refrigeration units, etc. Can be snapped into holes easily Held in place by a bead until deliberately removed. * Material: Low-density polyethylene