It uses high powered magnets.
Blind mark drywall marker.
When you re ready to cut the hole hold the blind mark locator magnet over the area where you think the receptacle is located.
See how this amazing tool can help ever.
Amazon now sells it http amzn to 2f26zdh serious drywallers would likely never use it but weekend carpenters may like it.
Just insert the target in the receptacle before hanging drywall.
The blind mark will help you get perfect the blind mark will help you get perfect drywall cutouts with no measuring.
Blind mark drywall electrical box locating 4 piece tool kit allows for more accurate cutouts and helps reduce the amount of wasted time and material.
Blind mark magnetic drywall locator tool perfect for first time diys or the experienced handyperson the blind mark electrical outlet locator uses powerful rare earth magnets to help you accurately locate and cut electrical outlet access holes in drywall sheetrock paneling and other materials with no measuring required.
I have installed drywall using the inefficient method of measuring twice marking and cutting the holes for electrical boxes and then positioning.
Twice as easy and only half the lifting of other marking methods.
Designed and tested for use with most common blue and gray electrical boxes.
However even if your off a bit about 1 16 you easily trim to fit.
The blind mark electrical outlet locators help accurately locate and cut electrical outlet access holes in drywall sheetrock paneling and many other materials.
Perfect drywall cutouts in half the time with no measuring using powerful rare earth magnets.