The Pro Series Flat Wire Square Chimney Brush - 3/8" PT is an affordably priced chimney brush that are still durable enough to withstand the rigors of the everyday use of most chimney sweeps. Available in 7"-12" square sizes. A single spiral 0.177 dia. spindle with a plated 3/8" thread double swaged fitting means that this brush can take a beating.
Brushes are generally used for removing soot from fossil fuels in coal, oil or gas flues where the acids may deteriorate steel bristles.