You will need m8 screws but i found out that they have to be two different lengths.
What Size Screws For 4X2 Stud Wall. The more structural of a joint you are doing, the more important it becomes to pick the right screw. The second most important question is what size of fasteners to use.
5 Differences Between Bolt and Screw from civilengineersforum.com
Do i need longer screws for ceiling ? Which size plastic wall plug to use with i have a good quality stud detector and have established that there are no frame struts suitable to. You will need m8 screws but i found out that they have to be two different lengths.
Some newer homes may have walls.
The anchors install anywhere on a wall, even if you hit a wood stud behind the drywall. Also, i figured that 3.5 inch length would be good as they would go almost 3 inches into the studs (the drywall is half inch). The more structural of a joint you are doing, the more important it becomes to pick the right screw. Install with only a #2 phillips screwdriver.
