Coil Thread Products
Engineered Coil Thread Products for Concrete Forming Projects

Tengco supplies a full range of coil thread products designed for strength, durability, and ease of use on demanding concrete forming projects. From coil rods and inserts to nuts, ties, and accessories, our products provide dependable performance that contractors trust for safe and efficient formwork.
Engineered to withstand high loads and repeated use, Tengco’s coil thread products are built to perform in the toughest job site conditions.
Coil Thread Products We Supply
Our extensive inventory includes:
- Coil Nuts – Offered in standard and heavy-duty (tall) designs for maximum grip and load-bearing strength.
- Coil Bolts – Used with coil inserts to provide secure fastening in precast and cast-in-place applications.
- Coil Rods – Available in multiple diameters and lengths, meeting ASTM specifications; compatible with coil nuts, coil ties, and other threaded hardware.
- Coil Inserts – Designed for secure anchoring and attachment within formwork and concrete structures.
- Accessories – Washers, plates, and hardware designed to complete your coil thread system.
Benefits of Coil Thread Systems
- High Strength – Engineered to handle heavy concrete pressures and structural loads.
- Durability – Manufactured from high-grade steel for long-lasting use on multiple projects.
- Compatibility – Coil rods and nuts work seamlessly with ties, inserts, and other threaded accessories.
- Ease of Use – Quick to assemble, adjust, and disassemble, saving time on job sites.
- Versatility – Ideal for walls, columns, grade beams, and other forming applications.
Tengco’s Value-Added Services
When you source coil thread products from Tengco, you get more than just hardware—you gain a partner committed to your success:
- Custom Manufacturing – Coil rods, nuts, and ties available in custom lengths, sizes, and finishes.
- Global Supply Chain – Reliable sourcing with competitive pricing and on-time delivery worldwide.
- Quality Assurance – All products are tested to meet or exceed industry standards.
- Technical Support – Expert advice on compatibility, safe working loads, and best-use practices.
Why Choose Tengco?
With decades of experience supplying coil thread products, forming hardware, and precast accessories, Tengco is a trusted partner for contractors worldwide. Our products combine strength, reliability, and job site efficiency, helping projects stay on time and on budget.
Request a Quote
Looking for coil thread rods, inserts, nuts, and ties? Tengco supplies high-quality, job-tested coil thread products tailored to your project needs. Contact us today to request a quote.