1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Specifications Material Thick copper strips Appearance Beautiful and clean Heat Dissipation Fast Handle Retractable with double springs Control Independent retractable soldering pen moderate force control Switch Built in travel switch for single handed operation Compatibility Needs to be used with a spot welding machine Application Suitable for mass spot welding production Features 1 High Quality Construction Crafted from thick acid cleaned copper strips for enhanced heat dissipation and a bright attractive appearance 2 Ergonomic Design The retractable handle with double springs allows for comfortable use during extended periods preventing hand fatigue 3 Single Handed Operation Built in travel switch eliminates the need for a foot pedal significantly increasing work efficiency 4 Precision Control Each soldering pen features independent retraction with moderate force control ideal for consistent and accurate spot welding 5 Efficient Battery Pack Assembly Specifically designed for assembling battery packs making it perfect for mass production environments Package Included 1 x Spot welding pen1 x Sheet hand2 x Trigger switch