Features :
- Air Engraving Pen can be used in hard steel, metal, glass, stone, ceramic, plastic and other material surface sculpture, can also be used to re-repair the damaged screw head or bolt to facilitate the removal.
- Free speed: 13000bpm
- Body: Stainless steel
- Hose assembly length: 4.8″ (1420mm) with black hose
- Air consumption: 1.0cfm (7.0scfm)
- Weight: 0.48lbs (0.22kg)
- Body length: 5.5″ (140mm)