Fixed link function for connecting machine, double head bolt with thread at both ends, middle screw, some thick and some thin. Generally used in mining machinery, Bridges, cars, motorcycles, boiler steel structure, tower, long span steel structure and large buildings.
1. Grade: SUS201,SUS304,SUS316,A2-70,A2-80,A4-80,4.8 6.8 8.8 10.9 12.9
2. Size: M3-M48
3. Standard: DIN ,ANSI
4. Certification: ISO9001, SGS, CTI, ROHS