Round Liner Needles (RL): Used for fine lines and detailed work. The grouping is close together (tight) and in a round configuration for tight lines and detailed work.
Round Shader Needles (RS): Used for shading, blending and detail work on straight line work such as lettering.
Magnum Shader Needles (M1 or MS): Used for packing in color, filling large areas and shading. The needles are configured in a straight line but every other needle is bent up slightly to cover more surface area.
1RL,
3RL,
5RL,7RL, 9RL, 11RL, 14RL
5M1, 7M1, 9M1, 11M1, 13M1, 15M1
7RM, 9RM, 11RM, 13RM, 15RM
3RS, 5RS, 7RS, 9RS, 11RS, 14RS