we produce 8.8 grade threaded rods ZP finish Our mostly products are stainless steel standard fasteners, you ... can choose mainly materials between carbon steel and stainless steelas 4.8 5.8 8.8 10.9 ... 12.9 etc. and 200, 201,202, 304 , 316(A2, A4), 304L, 316L, B8 ... , nylon lock nuts, flat washers, spring washers etc. 8.8 ZP threaded rods