Do it 1 In. Wire Fitting Brush is a handy tool designed for inside cleaning purposes. This brush features a contoured plastic handle that ensures a comfortable grip during use, making your cleaning tasks easier and more efficient. The bristles are made of high-carbon crimped steel, providing both durability and effective cleaning power. Its 1-inch size is for cleaning and removing debris from various fittings, pipes, or other narrow spaces. This brush is especially useful for removing rust, scale, or other build-up from the inside surfaces of fittings or pipes, helping to maintain optimal performance and longevity of your equipment. Model Number: 092154