Baidu new 12.9 internal and external hex bolts specifications how much? Latest specifications? Number of the most cutting-edge technology? To find the Yongnian Asian fasteners. Asian firmware factory, Yongnian County, Hebei Province: Located in Jinan Yong Nian County, Hebei shop southwest of development Industrial Zone, the company was founded in 1995, based on research and development to manufacture and sale of one-stop service model, production scale and R & D technology and product quality living in the forefront of peers, with a good reputation and high quality service with a number of conditions and business units to establish long-term friendly relations of cooperation, dedication old and new friends from all walks of life come to visit. I plant specializing in the supply and production of: A: all kinds of custom cold heading, hot stamp, stamping, turning, grinding shaped bolt shaped pieces, B: all kinds of custom increased, extended, bold, ultra-short, ultra-thin shaped pieces C: customized various British, American, anti-teeth, fine teeth shaped teeth from standard parts, D: a variety of customized high-strength, high-precision, difficult-shaped bolt shaped nut, shaped pieces E: a variety of customized high-strength steam standard, machinery, mining equipment bolts Accessories F: supply a variety of mining, railway, coal, electric power, mechanical bolts, nuts, 1: Supply 12.9 external and internal hex bolts, goose bolts, bucket bolts, fan bolts, Shenyang headband mortise bolts, carriage bolts, T-slot bolts, track bolts, tower bolts, large steel hex bolts, reaming holes with bolts, back off bolts, hot dip galvanized bolts, tower bridge bolts, dedicated high-speed rail bolts, subway segment Bolt, U-bolts, high strength Chemical stud, glass walls Haven slot T-bolt, pin, rivets, anchor bolts 8.8, 10.9, 12.9 high-strength inside and outside hexagon bolts all kinds of special bolts. 2: supply coal nuts, special nuts the Torque nuts, mushrooms, nuts, bridges, high-speed rail nut and finishing nut, the rebar Links sleeve mother slotted mother, round nut-shaped nut, 3: supply mining U- the Karan, fish plate, spike, plum silk, and other mining railway accessories company to "innovation, pragmatism, unity, progressive" spirit of enterprise, "quality of survival, reputation and development" for the purpose. Adhere to the scientific management, strictly control the process of providing our customers with high quality, high efficiency, low consumption, durable products. Welcome customers to map, sample business negotiations! Asia through the external and internal hex bolt external and internal hex bolt supply 10.9 / 12.9 / 100% factory direct