Wuhan miniature screw 304 / dental / external hexagon / my company can supply: stainless steel micro-screws: M1.0-M5 ST1.0 - the ST4.8 Material: SUS304 302HQ etc. My company has a long-term engaged in fasteners wholesale and distribution team, with strong rapid distribution capabilities. Has always supported the "warm, accurate and fast" service concept, and strive to provide customers with first-class service.