High Strength Alloy Steel Dome Reaming Drill Bit Green With CNC Milling
Description
This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a pilot adapter.
• Widely used in drifting and tunneling
• ST58 thread system
Color: Green,Blue or Based on Customer requirements
Material: Tungsten carbide and high strength alloy steel
Processing: CNC milling and proprietary heat treatment process
Type: ST58 Dome Bit For Reaming Spherical Buttons
Applications
• Underground mining
• Tunneling
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
specification
| Part Number | Bit Diameter (mm) | Bit Diameter (inch) |
Front Buttons (No. x mm) |
Gauge Buttons (No. x mm) |
| 4148300989 | 152 | 6 | 6x16 | 9x16 |
| 4148300990 | 152 | 6 | 2x14 | 18x14 |
| Product Code and Brief Description | Angle |
Front Flushing Holes |
Side Flushing Holes |
Weight (kg) |
|
RE15152-ST68-S, ST58 Dome Bit For Reaming, Spherical Buttons |
35° | 3 | - | 13.0 |
|
RE20152-ST68-S, ST58 Dome Bit For Reaming, Spherical Buttons |
35° | 3 | 3 | 10.4 |
