| modle | wire diameter | standard length of weld pin | material |
| XY-m1 | 1MM | 10MM | SS / MS |
| XY-m1.5 | 1.5MM | 15MM | SS / MS |
| XY-m2 | 2.0MM | 25MM | SS / MS |
| XY-m2.7 | 2.7MM | 38MM - 203 MM | SS / MS / CO |
| XY-m3 | 3.0MM | 45MM - 230MM | SS / MS / CO |

| recommended for | pin length before welding |
| 1/2" insulation(all densities) | 12.67mm |
| 1" insulation(1-1/2"ib density) | 17.63mm |
| 1" foam | 25.55mm |
| 1"insulation(3ib densities) | 23.72mm |
| 1-1/2" insulation(all densities) | 28.42mm |
| 2"insulation(1-1/2"-2" ib density) | 37.95mm |
| 2"insulation(3ib densities) | 48.77mm |
| 3"insulation(all densities) | 69.85mm |
| 4" insulation(all densities) | 95.00mm |



