Dremel 7760

A dead rotary tool leads down two rabbit holes: warranty economics and how components actually move around the world.

A dead Dremel sparks a deep dive into teardowns as a documentation discipline — and why board-level knowledge matters more than ever.

A warranty, a lease, and a long drive: why laws that exist don't always protect the people they name.

A dead USB port, a sagging battery, and the real physics behind why cordless rotary tools lose their bite mid-charge.

A $50 tool, a 90-minute drive, and a warranty that costs more than the item. How macro PCB photography and public documentation make repair possible.

Daniel's Dremel only charges at one jiggle angle. What warranty service actually looks like in Israel, the EU, and the US.

Micro USB ports fail mechanically, not electrically. Here's why they break, how to diagnose it, and whether a USB-C swap is worth it.

Power path management explained — why your Dremel can't charge and run at the same time, and what it would take to fix it.

The bit that's perfect for 0.5mm text is exactly wrong for 2mm numbers. Here's why.