Welcome to Oredrills
Concentric Casing System
- High grade alloy steel and tungsten carbide from Europe
- Optimized face design result in efficient flushing and extended service life
- Processing by advanced CNC machinery and heat treatment, the bit body is tougher
- Less interruptions at work
Specifications：
· Shank sizes: DHD3.5, M30, DHD340, SD40, QL40, M40, DHD350, SD50, QL50, M50, DHD360, SD6, QL60, M60, DHD380, QL80, M80, and son on
· Outer dia. Of casing: 114mm, 127mm, 140mm, 152mm, 168mm, 178mm,219mm, 323mm and so on
· Technology: hot pressing
Customized services:
· Customized logo (MOQ: single order amount in FOB USD10,000)
· Customized packing (MOQ: single order amount in FOB USD50,000)
