- multi-ribbed grinding wheel
- ściernica wielokrotnaściernica wieloprofilowa do gwintów
English-Polish dictionary for engineers. 2013.
English-Polish dictionary for engineers. 2013.
Threading (manufacturing) — Threading is the process of creating a screw thread. More screw threads are produced each year than any other machine element.[1] There are many methods of generating threads, including subtractive methods (many kinds of thread cutting and… … Wikipedia