1. socket head screw 2. ISO9001 3. TS16949 4. Small ... drawings and samples.1. Miniature screws2. Special thin-head screws3. Precision screws4. Drywall screws5. Self tapping screws6. ... head styles: Pand Head, Binding Head, Flat Countersunk Head, Oval Countersunk Head, Truss Head, Round Head, V Head, Column Head, D Big Flat Head, DK Head, H Head and ... customer's drawings and samples. socket head screw