One of the most common uses of a knockout punch is creating consistent punches in electrical boxes.
Electrical box punch out.
Next using a screwdriver unscrew the existing outlet on the other side of the wall outlet from its box and punch out one of the knock outs at the back of the box.
Cut out the hole with a drywall saw.
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Lichamp manual knockout punch kit heavy duty metal sheet knock out box hole cutter conduit punch driver die set.
It is easy to punch these out by hand with a knockout tool.
For example if you have a 7 8 hole you ll need a 1 2 knockout plug.
Be sure to buy a remodeling box that can be secured to the drywall not one that must be mounted on a stud.
Hubbell 1 pack 0 5 in gray metal electrical box knockout plug.
Bell closure plugs gray 1 2 in.
Easy to use drive bolt design uses several turns of a wrench to apply pressure.
Forged machined and heat treated.
High carbon steel construction.
A knock out or ko is a partially stamped opening in electrical enclosures that allows quick entry of a wire cable or pipe via connector or fitting to the interior.
They are used in a variety of different industries and for multiple uses.
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Punch round holes in sheet steel copper aluminum brass and some types of plastic with this knockout punch kit.
Standard piece makertm punch and conduit size actual punched hole diameter in 1560.
Temco th0390 manual knockout punch driver kit set for inch to 2 inch electrical conduit hole sizes 1 2 2 conduit size 4 7 out of 5 stars 56 84 95 84.
First determine the size of the missing knockout hole and subtract 3 8 to figure out what size knockout plug you ll need.
Punches can also be used in the plumbing and electrical industry.
Ibosad manual knockout hole punch driver kit 1 2 to 2 inch electrical conduit hole cutter set ko tool kit can t use for stainless steel plate.