
- Drilling and core: High-quality screw hole interface is more convenient for loading and unloading drills
- Precision steel pipe matrix: The matrix has high hardness and is not easy to deform and has high wear resistance
- Sharp edge: thick diamond is wear-resistant and sharp and not easy to be damaged. and the sharpness is lighter

- Suitable for most drilling rigs in the market and a wider range of applications
- Drilling or coring of reinforced concrete and brick walls.
- Air conditioning installation. pipes. road signs drilling.
- Freeway and outdoor engineering drilling and core.

Specification:
- Material: Carbon steel
- Style: Fashion and simplicity
- Features: Extended
- Package Size:
- 170 x 60 x 60 mm
- 220 x 60 x 60 mm
- 320 x 60 x 60 mm
- 420 x 60 x 60 mm
Packing list: Extension rod*1PC