World's Sharpest Lapis Lazuli Knife

I used real Lapis Lazuli to make the sharpest knife possible. It wasn't easy, but it turned out better than expected. Join our FREE Patreon: https://www.patreon.com/waterjet - OUR DISCORD - We started a Discord channel and would love to have you join! It's the best place to chat if you've got any suggestions, video ideas, or just want to hangout: https://discord.gg/t4KFPeMvBc Our knife maker website for awesome stuff cut on our waterjet: https://waterjetknives.com/ Instagram: https://www.instagram.com/waterjetchannel Facebook: https://www.facebook.com/waterjetchannel TikTok: https://www.tiktok.com/@waterjetchannel Twitter: https://x.com/RealWaterjet Merch Store! https://waterjetmuseum.com - BUSINESS INQUIRIES - Email us at: [email protected]