... .Galvanized; zinc plated;Dacron etc. Grade: 8.8,10.9,12.9 Packaging & Delivery Packaging Detail: carton+wooden ... . Size: M5-160 4. Grade: 8.8,10.9,12.9 Tortous type high strength bolt,nut and ... according to customers' requirements 4. Grade: 8.8,10.9,12.9 5. Standard:ASTM E1852 & GB/ ... Payment:L/C,T/T >> Apply to railway, highway, bridge, boiler with steel structure,industry workshop,high civil buildings, ...