#10x3 Stainless Steel Deck Screws 304 Grade, 1200 pcs - Durable

In this review of the #10x3 Stainless Steel Deck Screws from FM FASTENMON, the bottom line is simple: these screws are aimed at builders and DIYers who need corrosion-resistant fasteners for outdoor wood projects. They stand out because they are made from 304 stainless steel, which provides long-term resistance to rust in exposed conditions, and the bulk 1,200-piece box plus included T25 star drive bit makes them a practical choice for medium and large projects.

Key Features

• 304 stainless steel: Provides sustained corrosion resistance for outdoor use on decks, docks, fences, and other exposed structures.
• #10 x 3 in size: Offers strong holding power for thick decking boards and structural joinery without protruding above the surface.
• T25 star drive included: The Torx drive reduces cam out and improves bit engagement for faster driving.
• Type 17 point: The self-starting tip makes penetration into hardwoods and pressure-treated lumber easier and reduces splitting.
• Flat head with nibs: Produces a flush finish by gripping the surrounding wood to resist countersinking and rotation.
• Reusable storage box: Keeps the 1,200 screws organized and ready on the job site or in the shop.

Who It's For

These screws are best for professional carpenters, deck builders, and experienced DIYers tackling outdoor woodwork such as fences, benches, picnic tables, and decking where long-term corrosion resistance matters. The pack size and included bit suit jobs where many fasteners are required and where consistency of finish is important.

Hobbyists doing very small indoor projects or those who need specialized coated fasteners for extreme marine saltwater immersion may prefer alternate fasteners tailored to those specific environments.

Pros & Cons

Pros

• High corrosion resistance from 304 stainless steel, good for outdoor exposure.
• Star drive (Torx) helps prevent cam out and improves driving control.
• Large 1,200-piece pack with a sturdy box is excellent value for bulk projects.
• Type 17 point and flat head design make starts easier and create a clean, flush finish.

Cons

• Some users report occasional breakage or stripping when starting in very dense hardwoods, so care is required on the first passes.
• At about 18 lbs, the bulk box is heavy to carry for long periods on job sites.

Specifications

Brand	FM FASTENMON
Size	#10 x 3 in
Material	304 stainless steel
Pack quantity	1,200 pcs
Drive type	T25 star (Torx) drive - bit included
Point style	Type 17 sharp point
Approximate weight	18 lbs

Our Verdict

For anyone building decks, fences, docks, or other outdoor wood structures, these #10x3 stainless screws offer good value and dependable corrosion resistance in a convenient bulk box. They combine thoughtful design features like a Type 17 point and Torx drive that speed installation, though installers should take care when starting in very dense hardwoods to avoid stripping or breakage.

Frequently Asked Questions

Are these screws suitable for pressure-treated lumber?
Yes, the 304 stainless steel construction is appropriate for most pressure-treated woods including ACQ, CA, and CCA.

Does the box include a driver bit?
Yes, a T25 star drive bit is included for immediate use with compatible drills or drivers.

Will these resist coastal corrosion?
304 stainless offers good corrosion resistance for outdoor use, but in very aggressive saltwater or constant spray environments, a higher corrosion-grade fastener may be preferable.