... : Zhejiang China (Mainland) Brand Name: SDL Model Number: type torshear high strength bolt Surface: plain; black; H.D. ... 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 washer for steel ... , hoisting machinery and so on. SETS OF TORSHEAR TYPE BOLTS AND NUTS\10.9