Description

Monster Overview:
For smaller-scale but corrosion-critical anchoring needs, choose 3/8"-16 Ultrawedge® Wedge Anchors – Hot-Dip Galvanized (HDG) Steel from Monster Bolts. Built with the same 360° wedge expansion design as larger Ultrawedge® anchors, these smaller diameter anchors deliver secure fastening in solid concrete with superior resistance to rust and weathering.
The HDG finish ensures durability in outdoor and industrial environments, making these anchors the dependable choice where zinc-plated fasteners aren’t enough.
Monster Features:
- Material: Carbon steel body with Hot-Dip Galvanized (HDG) finish.
- Thread Size: 3/8"-16 for lighter-to-medium duty concrete anchoring.
- Expansion: 360° wedge expansion provides strong hold in solid concrete.
- Design: Bull nose tip protects threads and eases installation.
- Applications: Outdoor, industrial, and moisture-exposed environments where corrosion protection is key.
Monster Benefits:
- Reliable anchoring with wedge-style expansion.
- HDG coating provides superior corrosion resistance over zinc-plated versions.
- Ideal for smaller fixtures, railing systems, and equipment mounts.
- Built to perform in wet, coastal, or high-humidity environments.
Monster Specifications:
Diameter / Thread | 3/8"-16 |
Material | Carbon Steel |
Finish | Hot-Dip Galvanized (HDG) |
Head Style | Bull Nose with Hex Nut & Washer |
Expansion Type | 360° Wedge Expansion |
Certifications | Non-ICC, Outdoor / General Use |
Note: Designed for solid concrete use only. HDG finish delivers enhanced corrosion protection for outdoor and high-humidity environments.
Quick Install Guide:
- Drill hole to anchor diameter and required embedment depth (plus 1/2").
- Clean the hole thoroughly to remove dust and debris.
- Insert anchor through fixture and drive into concrete.
- Tighten nut with wrench to expand wedge and lock securely.
Typical Applications:
- Outdoor railing and safety barriers
- Light-to-medium equipment anchoring
- Industrial and structural connections
- General construction in moisture-prone environments
Order Yours Today!
Choose 3/8"-16 Ultrawedge® Wedge Anchors – Hot-Dip Galvanized Steel for reliable anchoring with added corrosion resistance. Order in bulk from Monster Bolts and secure your project with confidence.