The Magnum & Curved Mags (Long Taper) cartridges by KWADRON®< feature a precision-engineered membrane that safeguards against ink backflow and contamination. With a #12 (0.35mm diameter) needle size, these cartridges cater to professionals demanding optimal performance for shading and color packing. The Long Taper design of the Magnum and Curved Magnum needles offers artists exceptional ink flow and control, facilitating both detailed work and expansive color fills with unparalleled ease. The Long Taper needles, available in Magnum Shader and Curved Soft Edge Magnum configurations, provide artists with the versatility to execute precise, curved lines and smooth shading. The Smooth Needle Polish enhances the cartridges' performance, ensuring a consistent glide on the skin that promotes even ink distribution and reduces trauma.