Boring and welding machine
价格：元
Environmental conditions:
1. Environmental temperature: -10 ℃~+40 ℃.
2. Storage temperature: -25 ℃~+55 ℃.
3. Relative humidity: 20 ℃ ≤ 85%, 40 ℃ ≤ 50%
(It should be placed in a dry and ventilated place to prevent direct sunlight and rain)
Please apply engine oil to the screw and guide rail during long-term storage
Explanation: Fixed length boring, spiral welding, and swing welding are all in automatic mode. As long as these three modes are not selected, they will default to manual mode