The IMPA Boiler Tube Brush is made of brass and has an M6 male thread. It is 8 mm in diameter and is used to clean the inside of boiler tubes. This brush has a unique feature in that it has a bent...
The IMPA 510737 BOILER TUBE BRUSH NYLON 12mm x M6 male thread is a brush designed for cleaning boiler tubes. It is made of nylon and has a M6 male thread. The brush is 12mm in diameter.