Was thinking about hanging our tv in the bedroom on a wall mount. The lag screws to hold the mount are long enough to hang my hat on the excess on the outside. What size screws are big enough to hold ...
If it is marked, then you are probably good to go. I would use the largest screws that fit the holes in the mount, and as long as you can use without coming through the other side of the wall. Probably about a #10 screw ...