Profile: Tested Spring Company Limited manufactures all types of wire and flat springs. We make a variety of springs for a wide range of applications from pharmaceutical machinery, horsebox doors and wheelchair brakes to clocks, clips for notice boards, steam train buffers, cars & heavy industry. We provide tension / extension, torsion, die and compression springs. We make springs from a variety of materials, material sections and wire sizes and in many spring sizes and finishes. We also manufacture replacement springs for crane or any machinery which uses springs - large or small.