Are you an EPFL student looking for a semester project?
Work with us on data science and visualisation projects, and deploy your project as an app on top of Graph Search.
Concept
Persian drill
Summary
A Persian drill is a drill which is turned by pushing a nut back and forth along a spirally grooved drill holder. It was formerly used for delicate operations such as jewellery making and dentistry. A ratcheting screwdriver with a "spiral ratchet" mechanism may be used as a Persian drill.
Official source
About this result
This page is automatically generated and may contain information that is not correct, complete, up-to-date, or relevant to your search query. The same applies to every other page on this website. Please make sure to verify the information with EPFL's official sources.