Home » DIY Spot Welder Handheld Portable Mini Spot Welding Machine With Quick Release Pen For Welding Nickel Plate 18650 Battery DIY Spot Welder Handheld Portable Mini Spot Welding Machine With Quick Release Pen For Welding Nickel Plate 18650 Battery DIY Spot Welder Handheld Portable Mini Spot Welding Machine With Quick Release Pen For Welding Nickel Plate 18650 Battery. Sale price : $36.40 Category : Tools