BSC's mainly manufacturing and exporting products are: 1. All kinds of washers, both stainless steel and carbon steel 2. stainless steel anchor bolts 3. Stampings ( ss & steel) 4. other well sell fasteners: 4.8 8.8 hex bolts, wood screws (T17, drywall screws, chipboard screws...), concrete screws, furniture screws...ect. flat washer, spring lock washer, square washer, tapper sqaure washer, tooth washer and other standard and non-standard washers.