3/8x4 in 100Pcs Inch Standard Fasteners Wedge Anchors - Rust Resistant

In this review the 3/8x4 in 100Pcs Inch Standard Fasteners Wedge Anchors are assessed as a no-nonsense option for tradespeople, contractors and serious DIYers who need reliable concrete anchors in bulk. The strongest reason to consider them is their simple, proven design combined with galvanized carbon steel construction that improves rust resistance for long-term anchoring in concrete. The pack of 100 arrives ready to use with a nut and washer on each anchor, which saves time on site and makes these anchors a straightforward choice when strong, repeatable anchoring is required.

Key Features

• Galvanized carbon steel: Provides improved resistance to rust so anchors hold up better in exposed concrete installations.
• Ready assembled: Each wedge anchor comes pre-fitted with a nut and washer, which speeds installation and reduces parts handling errors on the job.
• Designed for concrete: Wedge anchors are made specifically for use in concrete, ensuring a secure hold for plates, steel, wood or fixtures.
• Easy installation: The anchor uses a same-diameter drill bit and can be tapped and tightened using a standard impact drill and wrench for fast, repeatable results.
• Bulk quantity: A pack of 100 gives good value for larger projects or for stocking a work truck, reducing trips to replenish supplies.

Who It's For

These wedge anchors are aimed at contractors, maintenance crews and experienced DIYers who regularly install fixtures into solid concrete and want a low-cost, proven anchor in bulk. The pack is particularly useful where multiple anchors are needed for mounting metal plates, steel posts, railings or heavy equipment to concrete floors and walls.

They are not suitable for use in block, brick or hollow masonry, so homeowners needing anchors for brick veneer or hollow block should choose a different anchor type. Those who require stainless steel for prolonged outdoor coastal exposure should also look for a stainless option instead of galvanized carbon steel.

Pros & Cons

Pros

• Good corrosion resistance from galvanizing makes them durable for many concrete applications.
• Pre-assembled nut and washer streamlines installation and saves time on site.
• Bulk 100-count provides value and convenience for larger jobs or stocking.
• Customers report reliable anchoring performance and ease of installation in solid concrete.

Cons

• Made of carbon steel so they can bend more easily than heavier alloy anchors if over-torqued or misaligned.
• Not suitable for block or brick foundations or hollow masonry.

Specifications

Our Verdict

The 3/8x4 in 100Pcs Wedge Anchors are a practical, cost-effective choice for anyone fastening into solid concrete where consistent holding power and quick installation matter. They deliver good value in a bulk pack and the galvanized finish adds useful corrosion protection; just avoid hollow masonry and consider a stainless option for extreme corrosion environments.

Frequently Asked Questions

Can these anchors be used in brick or hollow block?
Answer. No, they are suitable for solid concrete only and are not recommended for block or brick foundations.

Do the anchors come with nuts and washers?
Answer. Yes, each anchor is supplied with a nut and washer already placed for convenience.

What drill bit size is required?
Answer. Use an impact drill and a drill bit with the same diameter as the anchor (3/8 in) and then tap and tighten the anchor.