Upgraded 1,000A high current transformer (Spot Welder)04:33

This is a makeshift spot welder.
Voltage : 1.73V , Current : 1000A ↑
Materials :
1. 5kVA toroidal transformer
2. 100 SQ Copper Wire 2m (5 turns)
3. 8mm * 40mm * 600mm copper plate