Felton's, made in Canada No throw parially encapsulated wire wheel is designed for cleaning rust and corrosion off rims during tire changeover. The "No Throw" brush features patented plastic injection technology that holds wire securely in place resulting in a completely solid brush for aggressive brushing applications. The brush has proved to outpreform and outlast leading rim cleaning solutions. Has been tested to clean over 100 rims, while maintaing strength and structure. It is more cost effective than abrasive cookie discs, safer than knotted wheels and performs better than cup brushes. High grade brass coated wire.