YUYAO SWINTOOL CO.,LTD is a leading designer and manufacturer of linkage and Flange Clamps with certificate of ISO 9001:2008. Our product is widely used in these fields: 1. Agriculture Machinery (tractor, rotary cultivator etc) 2. Engineering Construction Machinery (pafer, soild waste compactor, crusher) 3. Tensile steel structure engineering 4. Automotive manufacture industry 5. Marine industry Our range of products includes SAE Flange Clamps, Turnbuckles, top link assembly, Ratchet turnbuckle, Industrial ratchet wrench. These advantages of our product are following: 1. Flange Clamps: SAE J 518 (ISO 6162 -1/-2) standards, from hot forging, CNC machining in our factory. OEM solution is also offered by SWINTOOL. 2. Turnbuckle: A leader in Turnbuckle DIN 1478 made of seamless steel pipe. 500 ton Horizontal hydraulic machine for pipe forming bigger diameter and longer length, also for drop forging. 3. Top link assembly: Professional processing technology of more than 15 year experience, CNC precision machining, Hot forgings, heat treatment and strict assembling procedure. 3. Ratchet turnbuckle: As a top manufacturer and designer, we have our company standard of ratchet turnbuckle, also can design for your special need. 4. Ratchet wrench: We can design the Industrial ratchet wrench with heavy duty, big size and special purposes for original equipment manufacture.