Technical Terms

1
Technical Terms

• (Bohren, drehen, )

2
Drilling and Boring (Bohren)

• Making of a Hole with a Lathe (Drehbank)
• If hole has a small diameter ? a drill (Bohrer)
  is used for the processing
• On the other hand, if the hole has a big diameter
  or a certain roughness is needed, a special
  cutting tool (boring bar) is used.

3
Drilling and Boring (Bohren)

• Example from Youtube