R51 Length180mm Thread Drill Rod Coupling Sleeve for Connecting Rod
and Drill Bit
Thread R38 T38 T45 T51 Coupling Sleeves for Bench Drilling , High
Wear Resistance
Couplings sleeve are used to well connect the shank adapter to the
drill rods
or well contact two extensionrods for transmitting energy. It has
standard type
coupling and crossover coupling.
Applications
R25, R28, R32, R38
Used in drifting and tunneling.
T38, T45, T51
Used in benching and long hole drilling.
Processing
CNC milling and proprietary heat treatment process
Applications of rock drilling tools
• Underground mining
• Tunneling,quarrying
Competitive Advantage
• High grade tungsten carbide inserts
• Bit bodies manufactured from high grade steel and processed using
state-of-the-art CNC machinery and heat treatment
We can design and manufacture the personalized products to meet
your specical apllication,
such as changing the length, diameter etc.
Basic Information
| Product Name: | Thread coupling sleeve |
| Thread | R25,R28,R32,R38,T38,T45,T51 |
| Diameter | 35mm-77mm (or 1 3/8 inch to 3 inch) |
| Length | 150mm-235mm (or 6 inch to 9 1/4 inch) |
| Material: | High strength alloy steel bar |
| Type | full-bridge, semi-bridge etc. |
| Color | Green, Gold, Black or based on customer requirements. |
| MOQ: | No MOQ required for testing and trial order |
