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Machining a Perfectly Precise Flashlight Button

94.2K views· 3,910 likes· 11:44· Mar 17, 2026

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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: http://elektrolumens.com/FireSword-V/FireSword-V.html Shot by Adam Savage and edited by Norman Chan Music by Jinglepunks Subscribe for more videos (and click the bell for notifications): http://www.youtube.com/subscription_center?add_user=testedcom Join this channel to support Tested and get access to perks: https://www.youtube.com/channel/UCiDJtJKMICpb9B1qf7qjEOA/join Tested and Adam Savage Ts, stickers, (de) merit badges and more: https://tested-store.com Savage Merchandising: https://adamsavage.com/ About Tested: https://www.tested.com/about Meet Adam in Person: https://www.tested.com/events TikTok: https://www.tiktok.com/@testedcom Instagram: https://www.instagram.com/testedcom/ Twitter: http://www.twitter.com/testedcom Facebook: http://www.facebook.com/testedcom Discord: https://www.discord.gg/tested Amazon Storefront: http://www.amazon.com/shop/adamsavagestested Audio Described and Accessible Videos: https://www.youtube.com/playlist?list=PLJtitKU0CAeiQLgj4PZ9onSW6YXIz5ADR Intro bumper by Abe Dieckman Thanks for watching!

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