KF1922 ASIC chip tin tool stencil template
We sell high-quality KF1921 ASIC chip tin tools for repairing Whatsminer M20, M20S, M21, and M21S chipsets. A complete set of tinning tools includes a tinning tool base, cover, and tinned stencil for quick tinning repairs to replacement chips. Ultra-high precision laser CNC machine tools punch the tin-plated holes of the tin stencil. The hole is round without burrs, and the chip feet are positioned accurately. While protecting the chip ensures that the stencil is more durable.


