Optima Pen # 13 - Spade Shader/Scaler (S, M, L)
The Optima # 13 Spade Shader/Scaler pen comes in three sizes; Small, Medium, and Large. These #13 series pens are used for shading buildings on “flat-work”. They are also used instead of a #14 pen as a feather bumper on smaller bird feathers and used as a fish scale pen. These quality Optima heavy-duty pens are pre-sharpened and polished.
- The # 13S Small Spade Shader/Scaler is 1/16”.
- The # 13M Medium Spade Shader/Scaler is 1/8” (Shown).
- The # 13L Large Spade Shader/Scaler is 1/4”.