These Non-Sparking Knot Wire Wheel Brush are made of Aluminum Bronze and Beryllium Copper, it is a high quality grade beryllium copper alloy material and a standard grade aluminum-bronze alloy. These tools are non-magnetic and non-corrosion, very suitable used for LPG and LNG vessels, and oil-gas industry etc.
| Φ mm | H mm | Φ1 mm | Weight (g) | ||
| Brass | Copper | Beryllium Copper | |||
| 125 | 15 | 14 | 440 | ||