This 12 piece spray gun cleaning kit is safe to use with chemicals, solvents, acids, etc., and will clean any model spray gun One Piece Each 3/8, 1/2, 5/8 Tube Cleaning Brushes Soft Bristle External Cleaning Brush Soft Bristle Detail Cleaning Brush Five Wooden Picks Air Cap Cleaning Tool Container of Spray Gun Lubricant *FLUSH GUN WITH SOLVENT AFTER USE OF LUBRICANT