... ASME/ANSI,BSW,ISO,JIS Our mostly products are stainless steel standard fasteners, you can choose mainly materials between ... 200, 201,202, 304 , 316Our mostly products are stainless steel standard fasteners, you can choose mainly materials between 200, ... anchor bolts, U-bolts; Carriage bolts, hex bolts & hex nuts, heavy nuts, nylon lock nuts, flat washers, spring washers etc. Stainless steel hex nut