Fasteners, CNC Parts, Hex Bolts manufacturer / supplier in China, offering Custom Make Colorful Anodizing Screw Phillips Self Tapping Pan Head Aluminum Screws, M2 M3 M4 M5 Aluminium Nylon Insert Hex Flange Nut Nylon Insert Self-Lock Hex Lock Nut Locknuts, DIN 6926 Colorful Anodized Aluminum Hex Flange Nylon Insert Lock Nuts Multi Color Red Aluminium Nylock Flange Nut M5 and so on.