Terms for subject Mechanic engineering containing pop

English	Russian
center pop	центр, выбитый кернером
center pop	керно, выбитое центровым кернером
center pop	центровое углубление
pop-mark	метка / / die Messmarke / / Pop-marks are small holes that help the shop assemble individual parts to form an assembly. Tekla Structures can write the pop-mark information in NC files to help position parts that will be manually welded to the assembly main part. Pop-marks are usually made using a drilling machine that drills a small hole in the surface of the material.
pop-rivet	вытяжная заклёпка (konstmak)