Specification Brand : hokojix BulletPoint1 : The appearance is clean, and the heat issipation is fast. It is suitable for assembling battery packs. Brass are cleaned and protected by strong acid to the brightness of the brass . BulletPoint2 : The handle has ouble springs to expand and contract, and each soldering pen is independently expandable, with moderate force control. BulletPoint3 : Not happen that the common one‑piece welding pen cannot attain the pressure balance of the two welding , resulting in weak welding, large sparks and low work efficiency. BulletPoint4 : Not happen that the common one‑piece welding pen cannot attain the pressure balance of the two welding , resulting in weak welding, large sparks and low work efficiency. BulletPoint5 : Size:15.5x4.5/6.10x1.77inches BulletPoint6 : Includes spot welding, brazing, heat treatment function BulletPoint7 : Spot welder for stainless steel wire, stainless steel sheet welding, heat treatment. Common range weldment: 0.2mm ~ 1.8mm stainless steel wire. Color : 1 Piece ExternallyAssignedProductIdentifier : 7643130129987 ExternallyAssignedProductIdentifier1 : 608201002801 ExternallyAssignedProductIdentifier2 : 0608201002801 IncludedComponents : 1 ItemName : hokojix Welding Machine Suitable for Assembling Battery Packs for Long‑Term Work Improve Work Efficiency Simple ItemPackageQuantity : 1 ItemTypeKeyword : spot-welding-equipment Manufacturer : hokojix Material : Copper ModelName : XUX-HL-WD2 ModelNumber : XUX-HL-WD2 NumberOfItems : 1 PartNumber : hokojix PowerSourceType : ac ProductDescription : Features: brand new and high quality The welder pen comes standard with a pair of Japanese concentric ball‑point , which is effective. This 18650 battery welding pen, suitable for long‑term work, improve work efficiency, thick brass . The appearance is clean, and the heat issipation is fast. It is suitable for assembling battery packs. Brass are cleaned and protected by strong acid to the brightness of the brass . The handle has ouble springs to expand and contract, and each soldering pen is independently expandable, with moderate force control. Not happen that the common one‑piece welding pen cannot attain the pressure balance of the two welding , resulting in weak welding, large sparks and low work efficiency.