About this item 
    
           
 These brushes can be used on firearms, automobile detailing, boats, golf equipment  
  
 The most aggressive of Otis' all purpose receiver brushes is the bronze bristled brush  
  
 Gives you the ability to scrub places where carbon, powder and copper residue hibernate  
  
 Battery terminals, camping, grout, jewelry, wood working, RC hobbies, crafts and much, much more