Three row drilling, depending on the execution, suitable for the operation with gas and air or gas, air and oxygen, completely sup plied with height adjustable stand on heavy cast iron foot. Flame width could be individually adjusted via two bars.
Advantages:
- Variable heating capacity of burners, as an operation with and without oxgen is possible.
- Flame range adjustable via limiting bars.
- Homogeneous flame, low-noise working method.