Main application：
1，For rock drilling with core barrel/drilling auger, drilling bucket.
2，B47K17.5H,B47K19H,B47K22H,C31,C31HD,TS5,TS7,C21HD,C10,C30,B43H,B85/2 etc.
Features：
1，Material: 42CrMo, YG11C.
2，Tungsten Carbide bit diameter 12-38mm.
3，Improving drilling efficiency.
4，Long service life and high reliability.
Production process：
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
Copyright © 2013-2022 Hunan Leaddrill Machinery All Rights Reserved.
