Plywood to metal connections a plywood ultimate withdrawal load lbf b thickness screw size 1 4 20 self framing in 8 10 12 14 tapping screw 1 4 130 150 170 180 220 0 080 in.
Attach aluminum sheet to plywood screws.
Self tapping screws also called sheet metal screws are very versatile.
Teks plywood to metal screws with drill points are designed for attaching roofing and subfloor decking to metal framing.
They can also be used to efficiently fasten metal to other materials such as wood or plastic by creating a much stronger bond than a regular nail.
Before attaching a piece of sheet metal to a piece of lumber or plywood you should pre drill any holes needed for the fasteners.
Like lag screws these bolts require the use of a washer.
Roundhead bumper bolts give wood extra support when used to fasten it to metal according to mother earth news.
Drilling holes through a thin sheet of sheet metal such as that used for a roof s flashing does not require a lot of.
1 2 350 470 500 520 500 aluminum 3 4 660 680 790 850 790 0 078 in.
Aluminum is a corrosion resistant metal that holds up well in harsh environments.
Find wood to metal screws at lowe s today.
Teks wood to metal screws with drill points are designed for attaching headers to metal framing and trailer decking to metal framing.
So you can get a lot of projects done by relying on this one set of screws.
Capable of drilling metal up to 1 8 thick.
You must drill all the way through the metal and wood to use this bolt.
1 4 130 150 170 180 220.
Capable of drilling metal up to 1 4 thick.
If you use the wrong kind of screws to fasten aluminum base metal however you may set in motion a chemical reaction that will quickly damage the aluminum.
After drilling add preservative to the hole before attaching the washer and bolt.
They can be used to securely fasten metals together including aluminum.