3/8" Black Plastic Round Head Sheet Metal Plugs

Diameter: 3/8"
Diameter 2: 3/4"
Thickness: .31"
Material: Plastic
Finish: Black
Head Style: Round
Style: Sheet Metal
Type: Hole Plug
Application: 2/5" hole

Box of 20.

Hole plugs are used to cover a hole to prevent debris from entering.