5/16-18 stainless steel flat head phillips drive machine screws. 100 per box. Some sizes available individually. Excellent corrosion resistance. The standard fastener for many boatbuilding and exterior woodworking projects. Flat head screws install flush with the surface or are countersunk and the hole is plugged.
These Stainless Steel Machine Screws are perfect for the marine environment. This is what all the big production boatbuilders use. There are also a million exterior uses where a stainless fastener will come in handy. Designed for harsh environments.
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MET / STD:
Is this 18-8 stainless, or 316?
JD Tech Team
I need them to be 8" long. Any chance you could get them?
The longest we can order is 6in.
SS fasteners for pontoon boat
Used to put marine ply on my pontoon boat to replace the original deck. boat is 16 years old.