Series 10-Sword Pinstriping Brushes by Mack Brush Company. Series 10-Sword Pinstriping Brushes are the favorite of Pinstripers and sign Painters across the world!. These brushes are for pinstriping, design and scroll work. Mack Brush Series 10 Origiinal Mack Sword Striping Brush, made from the very finest grade of Blue Squirrel, wooden handle with blue ferrule. series 10-Sword Pinstriping Brushes have a single edge to pinstripe with, which is different than a pinstripers Dagger brushes which have two sides.