The stainless steel core brush is widely used in automotive, manufacturing, machining, ports, pipes, bearings, etc. It can easily enter the narrow areas, great for cleaning, polishing, and rust removal.AdvantageMade of stainless steel material, is sturdy, and wear-resistant. The brush is dense and neat, not easily hair-removing. The twisted wires design enhances the cleaning effects of removing dirt and rust.InstructionThe stainless steel bore brush can be directly installed in the power drill or die grinder, or you can install it on the appropriate driver handle for better and more efficient cleaning.NOTEThe stainless steel bore brush is only used in push-pull operations. When operating, the speed should not exceed 600 rpm and should not rotate counter-clockwise.