Dico 30-3/4 End Nyalox End Brush Kit 3/4-inch Assorted Nyalox End Brushes, 3-Piece Will clean all surfaces of rust paint primer corrosion weld scale & burns Ideal for getting into hard to reach areas or for spot work They are safer to use than wire last up to 10 times longer than wire brushes & will not rust The kit includes one each of blue fine 240 grit orange medium 120 grit grey coarse 80 grit