2. The black tip is made of tungsten steel and the handle body is made of brass
3. Pen holder length: about 10cm, pen tip diameter: about 1.3mm, pen tip aperture: about 1.0mm.
4. Can connect 4.8-5MM diameter
5. Hose length: about 40cm.
Description
Size: Dental Laboratory Sandblasting
Material: metal
Model: Dental Laboratory Sandblasting
Origin: Mainland China
Product quality certification: US Food and Drug Administration (FDA), CE