MACK Series 189L Lettering Quill Size 4

The grey quill is also handmade in France & Germany and it is
equally as important as the brown as an essential brush for the
sign painter. The series 189 or 189L is a universal lettering
brush. The grey hair has more snap than the brown. It is used for
general commercial work such as signs, truck lettering, boats, etc.
The grey hair is more durable than the brown, and this brush is
suitable for lettering on most surfaces.