HIGHTBRUSH SIZES 1/4'',3/8'',1/2'',3/4''1'' AND 1 1/2'' DIAMETER x 12'' overall length x 3 1/2'' brush part 500 grit aluminum oxide fill material 6 piece kit
Heavy Duty double stem double spiral stems
the fine 500 grit aluminum oxide abrasive is great for cleaning bores and valves and through holss
****you can select what zizes you want , Standard kit is 1/4'' 3/8'' 1/2'' 3/4'' 1'' and 1-1/2'' if you need specific sizes send message