Countersunk Head Drywall Screw Fine Thread-Fastener
The deck screw is a self-tapping screw.Galvanised screws will help prevent water damage. The length of the deck screw will be an important consideration when choosing the best screw for your project The correct length will usually depend on the type of material you are using; you should choose a deck screw that is long enough to securely join the two boards together.
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