CONFAST 3/4ft x 7ft Galvanized Wedge Anchor (Box of 10) - Concrete

In this review of the CONFAST 3/4' x 7' Galvanized Wedge Anchor, the bottom line is simple: this box of 10 anchors is aimed at contractors, builders and DIYers who need heavy-duty, reliable concrete fasteners for damp or outdoor environments. The single biggest reason to buy is the galvanized finish and included hardware, which together deliver corrosion resistance and a complete install in one box. The reviewer found these anchors straightforward to use when installed in concrete with the specified 3/4' bit and hammer drill, and notably well suited for structural attachments where embedment and thread length matter.

Key Features

• Galvanized finish: Helps prevent rusting in moist environments so outdoor or damp-area installations hold up longer.
• Complete package: Each anchor is packaged with nuts and washers for a fast, single-trip installation without hunting for extra parts.
• Hole size matches anchor: The 3/4' hole requirement simplifies layout and drilling by matching the anchor diameter to the bit size.
• Clear embedment depth: A minimum 3-1/4' embedment is specified, ensuring predictable holding strength when installed correctly in concrete.
• Generous thread length: Four inches of threads provide adjustment range for varying fixture thicknesses.
• Concrete-only design: Made from carbon steel and intended specifically for concrete, reducing misuse in unsuitable base materials.

Who It's For

This product is best for professionals and experienced DIYers who regularly attach structural or heavy items to concrete, such as ledger boards, brackets, or quonset hut walls, and who can drill 3/4' holes with a carbide-tipped bit in a hammer drill. The included nuts and washers make it convenient on job sites where speed matters.

Those who should look elsewhere are homeowners needing anchors for brick, block, or hollow materials, or users who require stainless steel for marine-grade corrosion resistance; this anchor is specified for concrete and galvanized carbon steel only.

Pros & Cons

Pros

• Galvanized coating offers visible corrosion protection for damp environments.
• Includes nuts and washers so installations are complete and efficient.
• Long 4' thread length and 7' overall length accommodate thicker fixtures and provide secure anchorage.
• Simple installation: 3/4' hole diameter matches the anchor for straightforward drilling.

Cons

• Designed strictly for concrete and not suitable for block, brick, or hollow base materials.
• Galvanized carbon steel is good for damp conditions but not equivalent to stainless steel in highly corrosive marine settings.

Specifications

Our Verdict

The CONFAST 3/4' x 7' Galvanized Wedge Anchor is a practical, value-oriented choice for anyone fastening into concrete who needs included hardware and corrosion resistance for damp environments. It is especially good for contractors and DIYers doing structural attachments; however, it should not be used in brick, block, or highly corrosive marine settings. Overall, it represents solid value when installed to the specified embedment and hole size.

Frequently Asked Questions

Can these anchors be used in brick or block?
No. They are designed for concrete only and should not be used in brick or block base materials.

What size drill bit do I need?
A 3/4' carbide-tipped drill bit used in a hammer drill is required to meet the specified hole diameter.

Are nuts and washers included?
Yes. Each anchor is packaged with nuts and washers for immediate installation.