#10 x 3 in Bronze Star Torx Truss Head Wood Screws - 5 lb Case

In this review the focus is on a bulk option for builders who need consistent, corrosion-resistant fasteners for exterior or interior wood work. The 5 pound case of #10 x 3 in Bronze Star Torx modified truss head screws is aimed at contractors, cabinetmakers, and serious DIYers who value high holding power and long-term coating performance. The single biggest reason to consider these screws is their triple layer ACQ compatible bronze coating combined with heat-treated steel, offering both durable corrosion resistance and the tensile strength needed for structural fastening.

Key Features

• Triple layer bronze coating: Provides ACQ compatibility so the screws can be used in treated lumber for exterior projects without premature corrosion.
• 1200 hours salt spray tested: The coating and fastener integrity held up in extended salt spray testing, indicating long-term resistance to coastal environments.
• Modified truss washer head: Offers great compression strength and a broad bearing surface that helps prevent pull-through in thin materials like cabinet face frames.
• Heat-treated hardened steel: Ensures high tensile and shear strength for demanding assembly and structural fastening tasks.
• Deep star Torx drive (T-25): The six-lobe recess reduces cam-out and allows faster driving with less bit wear during repetitive installation.
• Sharp Type 17 point and deep threads: Quick starts and strong bite into wood reduce walking and improve hold without excessive pre-drilling.

Who It's For

These screws are well suited for professional carpenters, cabinetmakers, and deck or fence installers who need a large quantity of durable fasteners that resist corrosion in treated lumber and coastal conditions. The modified truss head makes them practical for face frame assembly and applications where a broad head is desirable.

They are less appropriate for finish work where countersinking is required or for projects needing a smaller or decorative head profile; homeowners needing a few specialty screws for occasional use may prefer buying smaller packs rather than a 5 lb case.

Pros & Cons

Pros

• Excellent corrosion resistance from the triple layer bronze coating for treated lumber and outdoor use.
• Strong mechanical performance thanks to heat-treated hardened steel and wide threads that deliver notable hold power.
• T-25 Torx drive and Type 17 point make installation faster and reduce walking and bit slip.

Cons

• The modified truss washer head is not suitable for countersinking or flush finish needs.
• The 5 lb case is a large quantity that may be excessive for casual users or single projects.

Specifications

Length	3 in
Shaft diameter	0.19 in
Head diameter	0.5 in
Head height	0.145 in
Drive	T-25 Torx deep six-lobe
Coating	Triple layer ACQ compatible bronze
Package quantity	5 lb case (~2790 screws)

Our Verdict

For professionals and avid DIY builders who install treated lumber or need reliable outdoor fasteners, this 5 lb case offers strong value: a corrosion-tested coating, hardened steel strength, and a drive recess designed for fast, repeatable installation. Buy this if you need bulk, long-lasting wood screws with excellent holding power; skip it if you require countersinkable or decorative head screws in small quantities.

Frequently Asked Questions

Are these screws suitable for treated lumber?
Yes. The triple layer ACQ compatible bronze coating is designed for use with treated lumber and passed extended salt spray testing.

What driver bit do I need?
Use a T-25 Torx bit sized for the deep six-lobe recess to minimize cam-out and speed installation.

Will these screws split wood?
The Type 17 notched point and deep threads reduce splitting and allow quick starts, though pilot holes may still be advisable near edges or with hardwoods.