Outliner Brush Size 0000 Series 840

Outliner Brush Size 0000 Series 840 Mack Brush Series 840 Size 4/0, Hair Length Out - 1", Nickel Ferrules. The 840 Series Out-liner is made with synthetic squirrel hair. This is a new synthetic that gives you the benefits of a natural haired brush. It is a soft hair that holds a lot of paint and gives you good snap. Outliner Brush Size 0000 Series 840