CAP-LTB-200 Light Brown Plastic Plugs 200-Count Most of the time Pocket-Holes can be placed on the backside or underside of a project where they are hidden from view. From time to time however, you may find the need to place one in a visible location. We make solid wood and plastic plugs in a variety of species and colors that can used to conceal or decoratively accent your Pocket-Holes.