DEWIN Spot Welding Pen, Portable Automatic Welding Pen with 1 X Hex Key for Craftsmen and Beginners for Outdoor Industrial Spot Welding

• 🔋FAST HEAT DISSIPATION --- The spot welding pen adopts rapid heat dissipation design to ensure safety and efficiency during operation. And the appearance is beautiful and clean.
• 🔋DOUBLE EXPANDING SPRINGS --- The handle of this Portable Automatic Welder features dual expansion and contraction springs, both of which can be expanded and contracted independently with moderate force control.
• 🔋GOOD EFFECT --- This DIY spot welding pen comes with a pair of concentric ball tip needles as standard, which is very effective.
• 🔋IMPROVE WORK EFFICIENCY --- 18650 cordless spot welding pen, suitable for long-term work. All brass rods are cleaned and protected with strong acid to ensure the shine of the brass rods.
• 🔋RANGE OF APPLICATION --- This small household spot welding pen is suitable for industrial spot welding as well as assembling battery packs.

Specification:Item Type: Spot Welding PenMaterial: ABS brass Uses: Suitable for industrial spot welding Working Voltage: DC 4-12V Current: ≥800AThe product is an external welding pen for a high-power spot welding machine (excluding the spot welding machine) Package List:1 x Spot Welding Pen 2 x Concentric Ball Needle2 x Spring1 x Hex Wrench