Nylon Frame Fixing Anchor/Hammer Fixing Screws/Plastic Anchor Wall Plug Fixdex Fastening Technology Co., Ltd. Base Info Standard：DIN, GB Description Pre：DIN912 Grade 8.8 Hex Socket Head Cap Screw with Yellow Zinc Plated Next：DIN912 Grade 8.8 Hex Socket Head Cap Screw with Zinc Plated Cr3+
