lrnit on Instagram: "​It looks like magic, but it’s actually pure physics! 💎☝️ ​A gem-cutting saw (or lapidary saw) uses a diamond-rimmed blade and a specific vibration or speed that relies on the difference between hard and soft materials. While it breezes through dense minerals and stones, your finger—which is soft and elastic—simply deforms or moves with the blade rather than being caught by it. ​It’s the ultimate lesson in material properties! 🧠✨ ​Why it works: ​Rigidity vs. Elasticity: Th

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[Hot Item] Abrasive Disc Brazed Grinding Wheel Diamond Saw Blades

Carpentry hand tools. Circular saw blades, abrasive disc and grinding wheel on the background of lumber

26 Inch Ferrous Metal Cutting Saw - K26S