1.Hose：Connect them to gas distributor. There are three hoses: preheating oxygen hose, fuel gas hose and cutting oxygen hose.
2．Roller wheel ：To make the machine walks smoothly on the pipe wall.
3. The electric appliance box
4. Wing nut：Revolve it to tighten the chain to fix machine on pipe.
5.Cross feeding hand wheel ：To adjust horizontal position of torch.
6.Gas distributor：Gases are preheating oxygen, fuel gas and cutting oxygen.
| Machine dimension |
285mmX420mmX450mm |
| Power source |
220V |
| Cutting speed |
50～750mm/min |
| Cutting thickness |
5-50mm |
| Tip |
GO2(acetylene) GO3(propane) |
| Cutting diameter |
ø150-ø600mm |