Special Custom Screw Manufacturer Brand Name: King-Tower; Place of Original: Dongguan, China; Material: Carbon Steel / Stainless Steel; Finish: Plain/ Zinc/Passivation; Measurement System: Inch/Metric; Head Type: Cap / Flat/Button; Drive Style: Torx/Hex; Standard: DIN/EN/GB/JIS; Certificate: ISO/ROHS/IATF16949; MOQ: 10000pcs