Universal 4-in-1 li-ion Battery Salvage Jig (14650, 18650, 21700, 26650) - Spot Weld Grinder Tool
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Whether you are harvesting 18650s from old Dyson vacuums, recovering 21700 cells from Tesla EV packs, or salvaging massive 26650 cells for high-lumen flashlights, the biggest nightmare is always the same: grinding off those stubborn, leftover nickel spot welds. Doing this freehand with a rotary tool is sketchy. The bit jumps around, you accidentally tear the PVC wrapper, scratch the steel casing too much, or worse—cause a dead short. This is especially true for small, slippery 14650 cells found in mini rotary tools and shavers (like the Worx WX106). Trying to hold a 14650 cell tight while grinding its terminal is a huge pain without a dedicated jig. Try this Universal 4-in-1 Battery Salvage Jig. You don't need to print or buy four different tools. Everything is integrated into one heavy-duty block. 4-in-1 Ultimate Compatibility: Perfectly sized slots for 14650 (Mini Grinders/Shavers), 18650 (Dyson/Laptops/Ebikes), 21700 (Tesla/Modern Power Tools), and 26650 (Flashlights/High-drain). Some time i need to solder a new button head for the recycled 26650 batt to use for Flashlight.
About this model
Universal 4-in-1 li-ion Battery Salvage Jig (14650, 18650, 21700, 26650) - Spot Weld Grinder Tool is a free 3D model in the Tools category, shared by the Cults3D community. You can download it for 3D printing and reuse it in your own projects under the terms of its original license.
File formats
- STL — The most common mesh format for 3D printing — ready to slice and print on almost any printer.
The files for this model are hosted on Cults3D. Use the button above to open the original page and download it.