Utoolmart Copper Wire aning Brush, Spiral Power Tube Brush, Copper Wire Tube Brush aning Tool, Tube Bottle Brush, 1.6-inch Diameter 12-inch Length, 2pcs

【Dimension】- Total Length: 300mm / 12-inch; Working length of brush: 100mm / 4-inch; Working width of brush: 40mm / 1.6-inch. Durable, strong steel bristles for cleaning. 【Material】- Copper wire material, it's rust-proof, non-deforming with good elasticity and no hair loss, spiral bristles, great access to the inner side, making the washing clearly and thoroughly. 【Feature】- Efficient cleaning and finishing of hard-to-reach areas such as internal diameters, crevices, threaded surfaces and other difficult-to-access areas.Cleaning Automotive Parts, Guns, Lab Equipment, Valve Guides, Water Pumps, etc. 【Easy To Use】- All brushes have a convenient loop at the end of the handle to hang when not in use or to reattach to the key ring for safe keeping. 【Wide Applications】- Wire tube brushes are a good cleaning tool to scrub in between the sections of the steam radiators, and they were a tight fit, but worked great, loosened up all sorts of old paint, dirt, dust, etc