• One-Piece Molded Design with No Supports: The entire structure can be printed flat without any additional supports, making it beginner-friendly, highly reliable, and virtually free of warping.

• : Featuring a circular wheel-like structure, it allows nickel strip coils to be easily slipped on and smoothly pulled out without tangling, while minimizing exposure to air to slow down oxidation and blackening.

• : With optimized center-hole and outer-diameter dimensions, it fits commonly available 18650 battery spot-welding nickel strips in thicknesses of 0.1/0.15/0.2 mm.

• : Its miniaturized size takes up minimal desk space, making it convenient for both DIY battery projects and on-the-go repairs.

🔧 Applicable Scenarios

• Battery DIY Projects: During spot welding of 18650 or 21700 lithium battery packs, this tool helps organize and store nickel strips, preventing tangling during use.

• Electronics Repair: Ideal for repairing laptop batteries or electric vehicle batteries, keeping nickel strips stored safely without oxidation or bending.

• Desktop Organization: It can also be used to neatly store solder wire, enameled wire, and other rolled consumables, offering versatile functionality.