Kwadron tattoo cartridges lead the industry with their innovative design. These precision-engineered bugpin cartridges deliver exceptional results in liner, round shader, and curved magnum configurations. Artists can achieve intricate details using the ultra-fine .25mm and .35mm needle options, perfect for delicate linework and precise shading. The advanced needle stabilization system ensures consistent performance, while the built-in membrane maintains strict hygiene standards during every session. Each box contains 20 professional-grade pieces for your tattooing needs.