Q198B type welding screw/flat round head welding screw for lower bearing surface/butt welding screw/spot welding screw
Specializing in the production of flange nuts, hex nuts, lock nuts, tire nuts, welding nuts, T-nuts, cylindrical nuts, welding screws, supporting various non-standard customizations, and supporting processing based on drawings, samples, and materials Carbon steel material, customizable, affordable price.syi