Which screw should I use?
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Keeping this in consideration, what type of screws are strongest?
The best screw materials for resistance to rust and corrosion are silicon bronze and stainless steel. (Brass screws, shown second from left, also work outdoors, but will tarnish and aren't as strong as silicon bronze.)
Furthermore, how do I know what size screw I need? How to Determine Screw Size & Thread Count
- Lay the screw down on a flat surface.
- Place a steel rule down the axis of the screw.
- Count the number of thread gaps within 1 inch of the screw.
- Divide the count of thread gaps into the length.
- Place the screw on a flat surface.
- Lay a steel rule between two screw threads and measure across the diameter.
Also, what size screws should I use for framing?
The most common screw for joining two-by-fours is hardened steel, structural, No. 9, 2 1/2 inches long with a Phillips head. Other screw types appropriate for studs are specialized and may be harder to find and more expensive.
What are spax screws?
The Spax® Advantage SPAX® Multi-purpose Construction Screws and PowerLags® are engineered with “better” in mind. Their patented thread technology provides unmatched versatility, drive performance, and requires no pre-drilling – so you can get professional results faster, easier, and more efficiently than ever.