SWANSOFT Electric Strapping Tool Welding Replacement Kits – Fuses Strap Layers Properly When Seal Fails (Compatible with SST-320/SST-250 Only)

["Welding Failed: You’ve tried increasing the welding time on your SST-320/SST-250. The seals still come out weak, partial, or completely open. This confirms the issue is not a setting problem – it’s a hardware problem. The internal welding components have worn beyond adjustment range. This replacement kit is your next logical step. Install it, return weld time to standard setting, and the machine will seal correctly again.","Welding Kit for SST-320/SST-320: This kit contains factory-matched welding parts designed for the SST-320/SST-320. Replace the worn components with exact-spec parts. No more guessing. No more weak seals.","Consumable Parts: Welding parts on the SST-320/SST-320 are designed as consumables. They wear gradually. At first, you compensate by increasing weld time. But there comes a point where adjustment no longer helps – the parts have physically degraded beyond tuning range. That is the moment for this kit. It contains the normal-wear welding components that every SST-320/SST-320 will eventually need. Treat the failed adjustment as your reminder."]