CNC Milling Drill Standard Coupling R28 Thread System Rock Drilling Tools
Description
Standard coupling using R28 thread system
• R25 thread system
• Widely used in drifting and tunneling
Color: Green or Based on Customer requirements
Material: Tungsten carbide and high strength alloy steel
Processing: CNC milling and proprietary heat treatment process
Type: R28 Standard Coupling
Applications
• Underground Mining
• Tunneling
Competitive Advantage
High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance
specification
Part Number | Product Code and Brief Description | Length (mm) | Length (inch) | Diameter (mm) | Diameter (inch) | Thread | Weight (kg) |
4148300482 | CS-R32-150, R28 Standard Coupling | 150 | 6 | 44 | 1 3/4 | R32 | 1.0 |
4148300483 | CS-R28-150, R28 Standard Coupling | 150 | 6 | 40 | 1 4/7 | R28 | 0.9 |
4148300484 | CS-R28-170, R28 Standard Coupling | 170 | 6 2/3 | 55 | 2 1/6 | R38 | 2.0 |