| electrode diameter | 3.2mm(1/8”) | 4.0mm(5/32”) | 4.8mm(3/16”) |
| Hardness | 56HRC | 56.8HRC | 55.7HRC |
| mm | inches | Amperes |
| 3.2 X 356 | 1/8 X 14 | 100-140 |
| 4.0 X 356 | 5/32 X 14 | 130-180 |
| 4.8 X 356 | 3/16 X 14 | 170-210 |