28PCS 1/4"-20 x 20mm Threaded Inserts for Wood, Hex Drive Nuts

Key features

• High-Strength Carbon Steel: Made from zinc-plated carbon steel with high hardness and wear resistance, providing reliable performance for long-term use in wood applications.
• Precision Threads for Clean Fit: Accurately machined internal and external threads ensure smooth installation and straight bolt alignment without wobbling or cross-threading.
• Easy Installation with Drill Guide: Recommended drill size: Softwood: 3/8" (9.4mm) Hardwood: 25/64" (9.8mm) Avoid undersized holes to prevent splitting. Install using the included hex tool.
• Ideal for Light-Duty Applications: Perfect for small furniture, drawers, cabinets, and lightweight wood connections where a compact insert is needed.
• Size Details: Internal Thread: 1/4"-20; Length: 20mm. Recommended hole depth: ≥22mm for flush installation.

Built with precision external self-tapping threads, these wood insert nuts effortlessly cut clean channels into wooden materials for a tight, interference-free fit. Featuring a standard hex drive design, the inserts deliver stable, uniform force during installation for flush, secure seating without tilting or surface damage. Made of high-quality carbon steel with superior hardness and tensile strength, they offer excellent wear resistance and anti-corrosion performance to ensure long-lasting fastening stability in daily use. Ideal for furniture assembly, woodworking projects, cabinet repair, fixture installation, and homemade wood structure reinforcement, these versatile threaded inserts are essential fastener accessories for all kinds of home and industrial wood repair tasks.

Free shipping included. 30-day hassle-free returns.