Welcome to Oredrills
Coupling Sleeves
- High-quality alloy steel from Europe
- Accurate dimension of thread perfectly matches the bits and the rods
- High wear resistance
- Low drilling cost per meter
Specifications：
· Thread dimensions: R25, R28, SR28, SR32, R32, R35, T38, T45, T51, GT60, ect
· Length: 170mm, 180mm,190mm,210mm,ect
· Cross section diameter: 45mm, 55mm,63mm,ect
· Technology: full carburizing
Customized services:
· Customized logo (MOQ: single order amount in FOB USD10,000)
· Customized packing (MOQ: single order amount in FOB USD50,000)
