The tool is quite complex, with a spring-loaded pilot to help guide the punching operation. When that proved impractical, [bitluni] changed the tool design and added an internal LED to project ...

The Star Player Being Kept Out of Cooperstown by a Trash Can Leaked memo: Stripe lays off 300 employees, mostly in product, ...

You can get two types of leather punches: a rotary punch or a simple metal tool you can strike with a hammer. Rotary punches are better and designed on a tool resembling pliers that also features ...

and recently shared an interesting picture of a hybrid brake press punch, shown here on the right, in blue. Printed in PLA, with 80% infill and 12 walls, the tool (right) failed at 5 tons.