Paint Brush Brush Style Angle Sash Filament Type Synthetic Filament Material Synthetic Brush Size 1 1/2 in Bristle Thickness 1/2 in Bristle Length 2 7/16 in Bristle Stiffness Firm Handle Type Sash Basic Handle Material Wood For Paint or Coating Type All Paints and Coatings Surface Material Brick Concrete Drywall Metal Wood For Paint Base Type Oil Water Surface Texture Medium Rough Smooth Bristle Width 1 1/2 in Brush Length 2-7/16 In. Ferrule Material Stainless Steel.