These Non-Sparking Strengthen Paws Type Valve Spanner With Flat Handle 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.
| B mm | R mm | L mm | Weight (g) | |
| Aluminum Bronze | Beryllium Copper | |||
| 50 | 22.5 | 290 | 700 | 775 |
| 60 | 35.5 | 430 | 1580 | 1770 |
| 80 | 40 | 520 | 2500 | 2770 |
| 90 | 45 | 660 | 3660 | 4080 |