Our mostly products are stainless steel standard fasteners, you can choose mainly materials between 200, 201, ... 202, 304 , 316 Our mostly products are stainless steel standard fasteners, you can choose mainly materials between 200, 201 ... ), anchor bolts, U-bolts; Carriage bolts, hex bolts & hex nuts, heavy nuts, nylon lock nuts, flat washers, spring washers etc. stainless steel din6923 din985 ...