M2 flat bun yuan 11th head machine screws CM2 * 3/4/5/6 8 pan head screws M2 screws electronic notebook, Guangdong, Shenzhen, Guangzhou, Huizhou screw factory wholesale

Factory direct sales; Precision electronic screwdriver, screws combination pillars, both inside and outside hex screws, nuts rivets Washers piece Jimi PA PB PWA PWB FA / KA FB / FB PM FM / KM PWM. Such as a variety of custom shaped and non-standard parts Tel 13528536186 QQ 1829888181 Yang wholesale, retail can be price, quality assurance