BIGWASP Tattoo Needle Cartridges (Generation 4) are a reliable and high-quality option for tattoo artists looking for precision and efficiency. These cartridges are compatible with most standard cartridge grips and machines, providing versatility and convenience. The cartridges feature a membrane that prevents ink from leaking into the tube or machine, ensuring a cleaner and more hygienic work environment. The semi-transparent tips make it easier for the artist to observe the needle striking, ensuring better results and precision. Each box contains 20 cartridges, providing ample supply for multiple tattoo sessions. The cartridges are easy to install, saving time and allowing for more efficient work. Upgrade your tattooing equipment with the reliable and high-quality BIGWASP Tattoo Needle Cartridges (Generation 4) and experience the precision and efficiency that professional tattoo artists demand.