DHD350, Cop54, Ql50/5, XL5, M50, SD5 High Air Pressure DTH Drill Bits
Zhuzhou Rockking Engineering Machinery Co., Ltd.Base Info
- Surface Treatment：Spray-Paint
- Manufacturing Process：CNC Machining
- Material：Alloy Steel
- Usage：Well Drilling, Mining
- Sizes：2 Inch to 30 Inch
- Face：Flat, Convex, Concave
- Quantity：Small Quantity Is Acceptable
- Trademark：ZZROCKKING
- Transport Package：Wooden Boxes
- Origin：China
Description