The BIGWASP Tattoo Needle Cartridges (Generation 4) are a must-have for any tattoo artist who demands precision, efficiency, and cleanliness. These cartridges are compatible with most standard cartridge grips and machines, making them a versatile option for any artist. The cartridges come with 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.