Main type：
18T 25T BFZ72 BFZ80 V19 V20 BFZ73 BFZ79 BFZ80 etc.
Features：
1，Material: 42CrMo.
2，Casting with high strength.
3，Improving drilling efficiency.
4，Long service life and high reliability.
Factory details：
Parameters：
Cases:
Packing and delivery：
Name: Leaddrill
Mobile：+8615111295229
Tel：+8615111295229
Whatsapp：15111295229
Email：info@leaddrill.com
Add：1001 Yingshuang Rd. Yuelu District, Changsha, Hunan, China
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