The valve threads of the Oxygen gas cylinder in Gas welding is
a) Left Hand
b) Right Hand
c) Can be either left hand or right hand
d) None of the above
1
a
2
b
3
c
4
d
The valve threads of the Oxygen gas cylinder in Gas welding is
a) Left Hand
b) Right Hand
c) Can be either left hand or right hand
d) None of the above