WJX Cartridge Needles is patent design make the needles run extremely stable and smooth, have the Lowest Tin solder to avoid chemical process to ensure safety. Special Rebound - there is four special elastics that lighten the pressure the needles bar. Medical Grade LG PC - made by PC polycarbonate, Polycarbonate is colorless, transparent, heat resistant, impact resistant. Original Design - WJX patent cartridges design achieve better hitting skins performance. Mixed Size: 1205RL, 1207RL, 1005RL, 1009RL, 1007M, 1009RM, 1011RM, 1207HRL, 1213RM-1, 1215RM-2?each 2pcs
Dragonhawk
