Capable of drilling metal up to 1 8 thick.
Attach aluminum sheet to plywood screws.
1 4 130 150 170 180 220.
They can be used to securely fasten metals together including aluminum.
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.
Roundhead bumper bolts give wood extra support when used to fasten it to metal according to mother earth news.
Like lag screws these bolts require the use of a washer.
Capable of drilling metal up to 1 4 thick.
Self tapping screws also called sheet metal screws are very versatile.
Wood screw sheet metal screw table 4 sheet metal screws.
1 2 350 470 500 520 500 aluminum 3 4 660 680 790 850 790 0 078 in.
Fasteners include nails and screws that are used to affix the sheet metal to the piece of wood.
So you can get a lot of projects done by relying on this one set of screws.
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.
You must drill all the way through the metal and wood to use this bolt.
Along with working great on plywood the r4 screws are also good for using on plastic particle board cement fiberboard sheet metal melamine composite decking and wood decking.
Drilling holes through a thin sheet of sheet metal such as that used for a roof s flashing does not require a lot of.
Find wood to metal screws at lowe s today.
Aluminum is a corrosion resistant metal that holds up well in harsh environments.
Teks plywood to metal screws with drill points are designed for attaching roofing and subfloor decking to metal framing.
After drilling add preservative to the hole before attaching the washer and bolt.