Agujas RL/RS/M2 for Precise and Professional Tattoo Work When tattoo quality depends on clean lines, controlled shading, and consistent ink flow, choosing the right needle configuration matters. Professional artists work with different needle groupings depending on the style, technique, and level of detail required. Among the commonly used options, agujas RL/RS/M2 are designed for different applications, making it important to understand how each configuration performs before starting a tattoo