CONFAST 3/4 in x 7 in Stainless Steel Wedge Anchor - Rustproof Hold

In this review the CONFAST 3/4 in x 7 in Stainless Steel Wedge Anchor is evaluated for contractors and home DIYers who need a reliable concrete fastener that will not corrode in wet conditions. The bottom line: this anchor is best for concrete applications where long thread length and stainless performance matter, and its 304 stainless construction is the single biggest reason to choose it because it resists rust in wet or submerged environments. Installation is straightforward when the correct 3/4 in hole and hammer drill are used.

Key Features

• 304 Stainless Steel Construction: Provides long-term corrosion resistance so anchors remain sound in wet or submerged environments.
• Complete Kit: Packaged with nuts and washers for fast, complete installations without hunting for matching hardware.
• Simplicity of Hole Size: The hole diameter equals the anchor diameter, which makes layout and drilling straightforward with a 3/4 in carbide bit.
• Extended Thread Length: Four inches of threads give flexibility for varying fixture thicknesses and secure clamping.
• Concrete-Specific Design: Engineered for use in concrete only, ensuring predictable performance when installed to the specified embedment depth.

Who It's For

This wedge anchor is aimed at professionals and informed DIYers installing fixtures into poured concrete who need a stainless option for outdoor, marine, or wet locations. Typical uses noted by customers include mounting mini split units, securing gazebo posts, and other structural attachments where corrosion resistance matters.

Those who should look elsewhere include people working with block, brick, or hollow masonry, since this product is designed for concrete only, and anyone who cannot provide a 3/4 in hammer-drilled hole with the recommended carbide bit and minimum embedment should consider a different fastener type.

Pros & Cons

Pros

• High-quality 304 stainless construction offers durable corrosion resistance for wet environments.
• Packaged with nuts and washers so installations are quick and complete without extra parts.
• Four inches of thread length and a 7 in overall length accommodate thicker fixtures and provide secure anchoring.

Cons

• Designed for concrete only, so it is not suitable for brick, block, or hollow base materials.
• Requires a 3/4 in carbide-tipped bit and hammer drill for proper installation, which may be a limitation for casual users without the right tools.

Specifications

Anchor Diameter	3/4 in
Length	7 in
Thread Length	4 in
Material	304 Stainless Steel
Hole Diameter Required	3/4 in (carbide bit, hammer drill)
Minimum Embedment	3-1/4 in into concrete
Packaging	10 per box with nuts and washers

Our Verdict

The CONFAST 3/4 in x 7 in Stainless Steel Wedge Anchor is a sensible choice for anyone fastening into concrete who needs corrosion resistance and complete hardware in the box. It offers practical thread length and clear installation requirements, making it good value for exterior and wet-area projects where a stainless anchor is required.

Frequently Asked Questions

Can this anchor be used in brick or block?
No. The anchor is designed for concrete only and should not be used in brick or block base materials.

What size hole do I need to drill?
Drill a 3/4 in hole using a carbide-tipped bit in a hammer drill to meet the anchor's requirements.

Are nuts and washers included?
Yes, each anchor is packaged with matching nuts and washers to allow fast, complete installations.