Specialty Boiler Brush 1/2 in x 1 in 27 in Overall Length for Columbia

The specialty boiler brush 1/2 in x 1 in with 27 in. overall length for Columbia (MS-78946) is a Mars flue and boiler cleaning brush designed for boiler and flue maintenance on Columbia equipment; brush head dimensions are 1/2 in. diameter and 1 in. width; overall brush length is 27 in.; bristle material is selected for effective boiler tube and surface cleaning; standard pack size is six brushes.