How do you knock a hole in a plastic electrical box?
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woodworking
The knockouts can be removed with a flat-head screwdriver in 2 simple steps:
- Place the flat-head screwdriver into the slot of the knockout that is to be removed.
- Hit the end of the screwdriver to shear the knockout and remove the rest of the knockout by hand if necessary.
Beside this, how do you punch a hole in a plastic electrical box?
The knockouts can be removed with a flat-head screwdriver in 2 simple steps:
- Place the flat-head screwdriver into the slot of the knockout that is to be removed.
- Hit the end of the screwdriver to shear the knockout and remove the rest of the knockout by hand if necessary.
- Cover the surface of the plastic with masking tape, so you don't scratch it.
- Mark out the rectangle you want to cut out.
- Using a very sharp knife, score the edges of the rectangle against the side of a metal ruler.
- Cut deeper and deeper grooves with the knife, until you can eventually push out the rectangle.
Also asked, how do you knock out a hole in an electrical panel?
To remove a knockout, position the tip of a regular, blade-tip screwdriver just inside the edge, on the side opposite the attachment points. That ought to partially dislodge the knockout, allowing you to remove it the rest of the way by twisting back and forth until the attachment points snap.
How to fix a missing knockout plug. First, determine the size of the missing knockout hole and subtract 3/8" to figure out what size knockout plug you'll need. For example, if you have a 7/8" hole, you'll need a 1/2" knockout plug. Next, go buy some knockout plugs.