Uploaded March 2026 | Updated September 2026, 3 weeks ago

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In order to get his 3000 lumen Firesword flashlight working again, Adam has to recreate its power button by precisely machining an exact copy based off one borrowed from a friend. It all stars with a pair of calipers and sketching out all of its measurements.

Find out more about the Firesword flashlight here: elektrolumens.com/FireSword-V/FireSword-V.html

Shot by Adam Savage and edited by Norman Chan
Music by Jinglepunks

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