Product Name: Carbon Steel Copper Plating M4 ISO13918 Welding Screw Model NO.: M4 Customized: Customized Certification: ISO Grade: A Surface Finishing: Natural Material: Aluminum L1: 8-25 D3: 5.5 D4: 0.65 L3: 0.55 H: 0.7-1.4 N: 1.5 D1: M4 Trademark: SFT Transport Package: Carton and Pallet Specification: M4*10 Origin: China HS Code: 73181590 Product Description ISO13918 Threaded Stud (PT)Material: Carbon Steel, Stainless Steel, AluminiumStandard: ISO13918Surface finish: Copper Plating, NaturalSpeicification: M3, M4, M5, M6, M8SFT Industries Co., Ltd is a professional manufacturer of hardware tools and accessories, integrating development, production and trade together. Our main products include paint rollers, paint brushes, frp tools and weld screws to many countries such as Malaysia, Australia, USA, UK, UAE and Canada.Our insistance and devotion will bring you satisfactory service. It's our honor to become your reliable friends. Hope to develop with you in the future.Sales Manager:Mr.BobTel:86 1866118187