These Non-Sparking U Type Valve Spanner 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.
| L mm | S mm | Weight (g) | |
| Aluminum Bronze | Beryllium Copper | ||
| 234 | 20 | 235 | 260 |
| 280 | 30 | 740 | 820 |
| 335 | 35 | 885 | 980 |
| 400 | 35 | 1480 | 1640 |