6" Down The Hole DTH Hammer Drill Bits
Shenyang ABT Drilling Equipment Co., Ltd.- Certification：ISO 9001:2000
- Standard：GB
- Surface Treatment：Oxidation
- Manufacturing Process：Forging
- Material：Alloy Steel
- Colour：Golden
Base Info
- Model NO.：ANBIT
- Trademark：ANBIT
- Origin：China
- Production Capacity：30000
Description