Fasteners, CNC Parts, Hex Bolts manufacturer / supplier in China, offering M3 M4 M5 M6 Red Purple Green Blue Orange Gold Anodized Aluminum Alloy Hexagon Nuts DIN934 Hex Nuts, CNC Machine M3 M4 M5 M6 Anodized Aluminum Alloy 6 Way Six Sided Nut Plate Fasteners Cube Fixing Block Connector Nut, Acrylic Thread Plate Six Sided Fixed Block Connection Nut Fasteners Acrylic Link Block M3 X 8 X 8 X 8mm Metal Profile Square Nut and so on.