Tungsten Carbide Friction Drills Drilling holes into metals by using friction only looks pretty cool. Facebook Prev Article Next Article Machinery Checkout these cool gadgets... Related Posts Monster machine cutting manholes Ninebot One, the Futuristic Self-Balancing, One-Wheeled Scooter Science and Post-It notes power this Rube Goldberg machine Your Teeth Are Helping Scientists Build Better Airplanes Meet the Machinists Who Keep the New York Times Running Interesting way to fix a dent – Miracle system demo