Bent And Universal Electrode Shank
- No vibrator is used to line bolts but lined by 25W motor.
- Upper electrode comes down to pressurize a bolt inside fingers.
* The end of bolt is inserted into the lower hole of work.
* The finger holds bolt to be vertical against work so that bolt will not fall down.
- The screw threads are not damaged though the bolt is pinched by the end of finger.
- Welding currednt does not flow even if pressurizing with no bolt.
The feeder informs that there is no bolt with keeping pressurizing.