SUS 304 Welding Screws Size;M3-M12 Or at your Options Certificates:SGS/ROSH/ISO9001:2008 Standard; DIN,BSW,JIS,GB OEM SUS 304 /Cooper plated Welding ScrewsSize; M3-M10 Or at your OptionsMaterial; Stainless Steel,Low Carbonic Steel, Iron,Aluminum or at your optionsStandard; DIN,BSW,JIS,ANSI,GB etc.Other: OEM and Non-standard Fasteners Orders are Welcomed 1. Professional Service2.Eco-Friendly ...