20pcs Seal Electrical Box Knockout, Removable Electrical Box Knockout Round Electrical Panel Knockout Plugs Stainless Steel Knockout Seal for Conduit Pipe (1/2in) Closure Unused Electric Box Outlets

• Package Contents: You will receive 20 pieces of electrical box knockout, it is sufficient for your use and replacement.
• Product Size: The outer and inner diameter of electrical box knockout plugs is 27mm/1.06in and 22mm/0.86in, ensuring it fit snugly into the box with the tight.
• Quality Material: Our knockout seal is made of premium stainless steel, it is solid and not easy to break and fall off, you can use it for a long time.
• Easy to Use: The electrical knockout plug has a snap-on design. You can use it by fingertip pressure to install it easily without any special tools.
• Practical Tool: The electrical panel knockout plugs are a useful and practical tool to protect your electrical system from dust and debris. It is a perfect tool for electrical project and electrician.

Specification: Color: silvery Material: stainless steel Product Size: outer diameter: 27mm/1.06in; inner diameter: 22mm/0.86in Package details: 20 x electrical box knockout Note: Due to manual measurement, the size and weight may have a certain error. Due to the difference between monitors, there may be a slight color difference.