SBDs (Pack of 25) 1-3/4" ID Hole Nylon Plastic Locking Plugs for Panels 1.75 Inch ID Round 1.916 " Head Diameter Max Metal Thickness 0.125" ' Body n Sheet Metal Hole Plugs
1-1/4" ID Hole Knockout Locking Plugs for Panels - Nylon Plastic 1.25 Inch ID Round 1-3/8" Head Diameter - for Panel Thickness .016" - .125" ' Body n Sheet Metal Hole Plug ' by SBD