• Include brush sizes: 2″ (5cm), 3-1/2″(8.9cm), 4″<br>(10cm)<br>• 1/4″ quick change hex shank<br>• Ideal for use on cordless drills or impact drivers<br>• Durable ultra stiff bristles<br>• Clean a variety of surfaces including siding, brick, grills<br>boats, car wheels, loose paint dirt etc.<br>• Packing: double blister<br>