376542 Power Pro 5/16 in. x 3-3/4 in. Flat Head Concrete Screw Anchors – Blue Epoxy Coated
PART012142
SUPPLIERHILLMAN FASTENERS
SUPPLIER PART #376542
RANKC
SHELF PACK12
Ships Direct
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About this item
When strength, speed, and corrosion resistance matter most, the Power Pro 376542 Flat Head Concrete Screw Anchors deliver professional-grade performance for demanding concrete and masonry applications. Designed for secure fastening into concrete, brick, block, and treated lumber, these anchors are ideal for both indoor and outdoor use.
Engineered for Superior Performance
Heat-treated carbon steel construction ensures maximum tensile strength and durability.
Blue epoxy coating provides 50% greater corrosion resistance than standard zinc-plated fasteners—ideal for use in treated lumber and high-moisture environments.
Flat head design allows for flush, countersunk installation—perfect for wood-to-concrete applications and clean finishes.
Fast, Clean, and Reliable Installation
Wide, serrated threads cut quickly and cleanly into concrete and masonry, reducing installation time and effort.
Mid-crossband threads enhance drive stability and reduce cam-out.
Under-head micro nibs help create a clean countersink in wood for a flush finish.
Star drive head provides six points of contact to distribute torque evenly and prevent stripping.
Code-Approved and Job-Site Ready
Approved for use in concrete, masonry, and AC257-treated wood
Meets or exceeds standards for:
California Building Code
Florida Building Code
Miami-Dade County Product Control (approval in process)
Surpasses 1,500 hours of salt spray testing, ensuring long-term performance in harsh environments
Product Specifications
Diameter: 5/16 in.
Length: 3-3/4 in.
Head Type: Flat head with star drive
Finish: Blue epoxy coating
Package Quantity: 50 screws
Load Rating: Up to 430 lbs (depending on substrate and installation)
Ideal Applications
Securing wood framing, electrical boxes, conduit straps, brackets, and more to concrete or masonry
Use in basements, garages, outdoor structures, and anywhere moisture resistance is critical
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BrandHillman Fasteners
ColorBlue
Head TypeHex Washer Head
Length Identification Letter code on head for easy post-installation inspection
Building Code Approved California Building Code Approved, Florida Building Code Approved, and Miami-Dade County Product Control in process