• Professional tattoo needle cartridges made with high-quality 316L surgical stainless steel. • Needles manufactured in Japan, ensuring precision and durability. • Cartridge design promotes better ink flow. • High-quality silicone provides comfort and precision with every use. • Transparent tip allows optimal visibility during work. • All needles are 100% sterilized with EO gas and individually packaged in blisters for added safety. • The package includes 20 disposable pieces. • Compatible with all types of rotary, coil machines, and cartridge grips. • Needle thickness: 0.35 mm, with 9 medium taper needles of 3.5 mm length.