Description
Product Overview
The Red Head WS-3484 Trubolt wedge anchor is a precision‑engineered fastener designed for demanding construction applications. Constructed from high‑grade carbon steel and coated with a zinc finish, the anchor resists corrosion while delivering the tensile strength required for heavy‑duty installations. With a 3/4‑inch diameter and an 8‑1/2‑inch overall length, it provides deep embedment in concrete, ensuring a secure connection between wood framing members and masonry substrates. The flat head style offers a low‑profile finish that sits flush against the material, reducing the risk of snagging or interference with surrounding components. Each package contains ten individually packaged anchors, making it easy to inventory and deploy on site without the need for additional handling equipment.
![[Product front view showing all components]](https://www.keloro.store/wp-content/uploads/2026/07/5473630bd6634fa895b7a55eaf94a0cf.jpg)
Usage
These wedge anchors excel in a variety of environments where a reliable mechanical bond is essential. Typical use cases include attaching wooden joists, studs, and ledger boards to poured concrete slabs, as well as securing metal brackets and conduit supports in commercial building projects. The anchor’s design allows for quick installation using a standard impact driver or hammer drill, eliminating the need for specialized tools. Because the anchor does not require a pre‑drilled groove, contractors can save time and reduce labor costs. The product is also suitable for residential renovations, such as mounting heavy shelving units, securing handrails, or installing outdoor decks where the underlying substrate is concrete. Its versatility makes it a go‑to choice for electricians, plumbers, and general contractors who demand consistent performance across a range of tasks.
Why Choose Us
Choosing the Red Head WS-3484 means selecting a product backed by decades of industry expertise. ITW Ramset, the manufacturer, is a recognized leader in fastening technology, and each anchor undergoes rigorous ASTM testing to verify its load‑bearing capacity and durability. The zinc coating not only protects against rust but also extends the service life of the anchor in harsh environments, such as outdoor construction sites or areas exposed to moisture. Our packaging includes clear, printed instructions that guide installers through the proper drilling depth and torque specifications, reducing the likelihood of installation errors. Additionally, we provide responsive customer support that can answer technical questions, offer installation tips, and assist with any warranty concerns, even though this specific model is listed as discontinued and sold without a warranty. The combination of proven performance, material quality, and dedicated service makes this anchor a reliable component for any project.
Key Features
- Corrosion‑resistant zinc finish ensures long‑term durability in wet or outdoor conditions.
- Flat head design provides a low‑profile finish that blends seamlessly with wood and metal surfaces.
- 3/4‑inch diameter and 8‑1/2‑inch length deliver deep embedment for maximum holding power.
- Easy installation with standard impact drivers; no need for pre‑grooved holes.
- Pack of ten anchors includes full customer support and technical assistance.
FAQ
What type of concrete is suitable for this wedge anchor?
The anchor is designed for use in standard poured concrete with a compressive strength of at least 3,000 psi. It performs well in both interior slab foundations and exterior footings, provided the concrete is clean and free of debris before drilling.
Do I need a special tool to set the anchor?
No special tools are required. A standard hammer drill with a carbide‑tipped bit sized for a 0.75‑inch hole, followed by a medium‑impact driver to drive the anchor, is sufficient for proper installation.
Can this anchor be used in masonry or brick?
While the anchor is optimized for concrete, it can be used in solid brick or block masonry when a proper pilot hole is drilled and the substrate meets the required strength criteria. However, for optimal performance in masonry, a dedicated masonry anchor is recommended.
Is the zinc coating safe for indoor applications?
Yes, the zinc coating is non‑toxic and suitable for indoor use. It does not emit harmful fumes and will not affect indoor air quality, making it appropriate for residential and commercial interior installations.
What is the recommended torque setting for tightening the anchor?
After the anchor is driven to the proper depth, a torque of 30–35 ft‑lb is recommended to achieve the designed load capacity without over‑tightening, which could damage the anchor or the surrounding concrete.




Red Head 3/8 in. x 3 in. Wedge Anchor by ITW Brands Steel Zinc Plated
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