Course: Introducing Marble Tools, Topic: Percussion air hammer

Topic outline

Lesson Overview
- Select activity This lesson introduces the basic tools used in a m...
  
  This lesson introduces the basic tools used in a marble workshop.

Percussion air hammer
- Select activity Hand-held pneumatically powered drills which hamme...
  
  Hand-held pneumatically powered drills which hammer and rotate a bit or chisel; used for drilling rock or breaking up concrete, asphalt, or paving.