1. High-carbon steel tip, brass body (OR-101H).
2. Automatic action fires to create a dimple when downward pressure is applied.
3. No hammer is needed.
4. Work on metal, plastic, wood and other materials.
5. Pressure can be varied by turning the knurled knob.
6. Knurled Aluminum Body.
7. 5" Long 1/2" Diameter
8. Dimension (L*W)：12.5cm*1.4cm