The built in hole saw creates the perfect sized hole every time. A piercing drill bit located at the center of the blade allows for location accuracy during installation. Raised mounting rings with center hole are located inside the back wall of the box for surface mount installations， basement or attic studs. Requires 9/16 in. driver (not included). Supports fixtures up to 6 lbs. 2-1/2 In. deep. Volume 16.5 cu. in.
Designed with the electrician in mind for installing overhead lighting， wall sconces and smoke detectors
No special hole saw or template required
Location accuracy during installation
Not for use on lath and plaster walls/ceilings
Mounting hole spacing accommodates 3/0 and 4/0 fixtures
Supports fixtures up to 6 lbs.
Requires 9/16 in. driver (not included)
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