Product Description High Qulity Factory Price Ergonomic design Medical Grade Stainless Steel Material 304/316l/631/630/Customized various materials according to customer requirements Surface Treatmen Gold plating/nickel plating/silver plating/chromeplating/Teflon/Parylene/Electrolysis/Electroplating/Polishing/Sandblasting/Frostvarious colors Specification Length 100mm/150mm/200mm can be customized according to customer needs Product Features Sharp needle tip, strong puncture