WE ARE MANUFACTURER OF WELD NUT AND HEX FLANGE NUTS ONLY, BUT WE HAVE GOOD SOURCE OF WASHERS AND MACHINE SCREWS AND TAPPING SCREWS AND DRILLING SCREWS. WE ARE STRONGE ON FASTENER TRADE AND SERVICE. WE EXPORT FASTENERS AROUND 50-70CONTAINERS PER MONTH. WE HAVE A FASTENER WAREHOUSE IN CHINA. WE MAY COLLECT ALL KINDS OF FASTENERS FROM CHINA FOR CUSTOMERS. WE MAY DO AS THE WAREHOUSE OR AGENT FOR CUSTOMERS IN CHINA.