... manufacture in China, Our monthly production capability is 60 million screws and 10 million lathe products per month!-------Company policy: Protect ... ,-------Product profile:Screws sort: SELF DRILLING SCREWS, MACHINE SCREW, WOOD SCREWS, SELF TAPPING SCREWS, CHIPBOARD SCREWS, DRYWALL SCREWS. (with all standard available: ISO, ANSI, DIN, JIS, GB ...