Share: Title:Does Obsidian Really Form the Sharpest Edge? Duration: 12:44 Plays: 2M views Published: 1 year ago Download MP3 Download MP4 Simillar Videos ▶️ 4:30 The Ideal Milling Machine For The Model Engineer? 2M views • 1 year ago ▶️ 18:07 Honey, I Shrunk The Steam Engine 2M views • 2 months ago ▶️ 15:02 Restoring A Vintage Watchmaker's Lathe 2M views • 3 months ago ▶️ 8:32 Machining A Next-gen Spinal Implant: My Phd In 9 Minutes 2M views • 1 year ago ▶️ 38:01 Watchmaking: Machining The Heart Of A Watch 2M views • 10 months ago