A student with a spring dynamometer _ Xufeng hardware (certified) _ spring Xufeng provided by Dongguan City Hardware Products Factory. Xufeng Dongguan City Hardware Products Factory (www.dglijing168.com) is specialized in the "spring-like, lathe parts class, stamping class, spring, torsion spring, retainer, battery spring, shaped bomb" of the enterprise, the company uphold "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Miss Liu. Xufeng Dongguan City Hardware Products Factory is a professional production of metal springs, lathe parts and stamping parts of the enterprise, the factory has advanced technology and equipment, modern workshops and professional personnel, products sold around the world. Widely used in wire and cable, textiles, waterproof material, non-woven fabrics, belts, rubber, plastic, film, wire rope, steel, wire, foil, sheet metal and metal rods wire and other metal materials and non-metallic materials and zero component products for tension, compression, bending, tearing, 90 ° peel, 180 ° peel, shear, adhesion, pull-out strength, elongation test, and special mechanical properties such as elongation test some products. The same spring, is a tension spring precision springs, a spring metal spring, spring-applied 5 kg of weight reduction in the length of 10 mm, if the tension spring will also lengthen the 10 mm it! ! Xufeng Dongguan City Hardware Products Factory is a professional production of metal springs, lathe parts and stamping parts of the enterprise, the factory has advanced technology and equipment, modern workshops and professional personnel, products sold around the world. This shop all products are factory direct, affordable spring, exquisite workmanship, can be customized according to customer requirements specially all kinds of tough, high-precision springs, tension springs, needle, coat hooks, torsion spring, spiral spring, technology spring. Dongguan City Xufeng metal spring plant is spring, cable ties, spring, pressure springs, tension springs, torsion springs, shaped springs, wire forming, spring and other professional production and processing of individual businesses, the company is headquartered in Dongguan City Tangxia Xufeng Hardware Products Factory, Dongguan City, Xu-feng Hardware Products Factory has a complete and scientific quality management system (ISO9001: 2000). Integrity, strength and quality of products Xufeng Dongguan City Hardware Products Factory recognized by the industry. Welcome friends Xufeng Dongguan City Hardware Products Factory visit, guidance and business negotiation. You can contact me! !