PFERD maintenance hardwood welders toothbrush. Solid bent hardwood block, excellent for spot cleaning small welds. Measures 7-1/2-inches length by 1/2-inches width. 1-1/2-inches brush part length. PFERD advance brush scratch brushes are manufactured to exacting standards on state-of-the-art production equipment. This ensures that all wire tufts are precision-located on the block to ensure uniform and consistent brushing performance, and long service life. PFERD advance brush premium hardwood scratch brush blocks are kiln-dried to keep wire tufts firmly in place, and hand-selected to ensure straightness and quality. Non-corrosive, flexible filaments that provide a high degree of abrasion, but are softer than stainless steel or carbon steel to clean surfaces without damaging them. Great for grills, tire sidewalls and other metal equipment that is heavily soiled but cannot sustain heavy scratches. Uses in industries area: sanitation, construction, plumbing, maintenance/repair, operations, painting, automotive, HVAC, welding, carpentry and equestrian.