Twin Turbine Rotary Grinder Tool Powered by Vacuum Cleaner

►Subscribe! ►T-shirts & Hoodies! This is actually a revision of this but the major difference now is that it’s precisely machined, It’s more durable, reliable and more efficient. Nothing can beat hobbyist’s rotary tools, but it’s a prototype that I wanted to try out now that I own the PocketNC (5 axis desktop milling machine). - PocketNC - Harvey endmills Instagram: johnnyq_90 Suppor