The variety of modern tillage practices, used to reduce soil compaction, improve pore space and decrease soil loss, demands the highest quality coil springs for season after season of durable performance. Working in collaboration with manufacturers of rugged deep tillage, zone tillage and vertical tillage equipment, Duer/Carolina Coil understands the unique requirements of these heavy-duty coil springs.

greenOur manufactured compression springs work to keep spring-loaded shank assemblies stabilized in a variety of soil and residue conditions. Duer/Carolina Coil is also working with the most innovative agricultural equipment names in the world to develop spring-cushioned disk blades designed to cut and size residue ahead of the cultivator shanks.

Whatever your need, count on the engineering team at Duer/Carolina Coil to provide the kind of insights only developed through years of design collaboration.

brownAll of our products undergo a carefully controlled manufacturing process to guarantee consistency and give you the most value for your investment. Duer/Carolina Coil has computerized load-testing equipment capable of testing loads from 50 pounds (23 kilograms) to 150,000 pounds (68,000 kilograms) to ensure our springs meet your exact specifications.

Duer/Carolina Coil quality begins with raw materials purchased exclusively from qualified vendors and inspected upon arrival at our 130,000 square foot facility. Our continuous processing technique, state-of-the-art furnace technology and CNC coilers ensure precise rates and loads from one production run to the next. So you’re assured of dependable, consistent quality.