"Rotary tools and die grinders aren’t the amazing do everything miracle tools that some marketing departments make them out to be, but they absolutely have their place. In metalwork especially its a sometimes tool your happy to use when just about nothing else would do."

"is this a sponsored post?"

"In high school my bus driver allowed food but not drinks on the bus for exactly this reason. I can’t remember if it was her or someone she knew that had a near miss with a soda can rolling up front and getting caught under the brake pedal. Side note, she didn’t wear seatbelts"

"Simpler, I think, than any mechanism discussed is still more mass. Maybe take a note from metalworkers--lots of work tables on locking casters in that world. I have a table along those lines with locking urethane tired casters, and do plenty of handwork (including handplaning), It doesn't budge."

"+1My guess is it’s a prop for the cellar door (which I’d guess locks from the inside), making it easier to close behind you rather than close from the outside and have to walk through the store and down into the basement to lock it."