The Bugpin Magnum Shaders Needles Cartridges with Membrane by Radical® is available in both #10 needle gauge/diameter for detailing and lining techniques. Each cartridge incorporates a membrane that effectively prevents ink spit back, ensuring a clean and controlled tattooing environment. Radical® leverages high-grade steel and soldering in the construction of these cartridges, enhancing their durability and performance. The precision clear grey tip is a standout feature, offering artists enhanced visual control and optimal ink flow for flawless execution. They are packaged in boxes of 20pcs and compatible with all standard tattoo machines and grips