The spines of a few National Electrical Code books

Free National Electrical Code

Some of my electricians hole saws and arbors

Electrical Conduit Hole Saw Sizes

Example of labeling on PVC electrical conduit

Electrical Conduit Types With Electrical Code References

Wiremold V5703 Support Clip with a toggle bolt through it ready to be pushed into the hole in the ceiling

Wiremold Garage Ceiling Outlet

Two concentric knockouts ready for removal

Remove Concentric Knockouts

A One Inch Chase Nipple assembled with a locknut and bushing. The Nipple has one inch conduit dimensions similar to intermediate conduit.

One Inch Electrical Conduit Dimensions

Close shot of an inch and one quarter EMT conduit bender

Inch and a Quarter Conduit Sizes

These are two, inch and one half plastic threaded conduit bushings. They are used to protect the wire from the metal edges of electrical conduit and fittings.

Inch and One Half Electrical Conduit Dimensions

Two inch electrical conduit threaded couplings, and a chase nipple with locknut and bushing

Two Inch Electrical Conduit Dimensions

Two and a half inch trade size knockout punch and draw stud for punching a hole for two and half inch electrical conduit.

Two and One Half Inch Electrical Conduit Dimensions

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