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Help CenterCustom 3 Inch 4 Inch R32 Reamer Drill Bit Hole Cutting Drill Bit
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Custom 3 Inch 4 Inch R32 Reamer Drill Bit Hole Cutting Drill Bit
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
• R32 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: R32 Dome Bit for Reaming Ballistic 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) |
| 4148300537 | 76 | 3 | 1x13 | 9x13 |
| 4148300538 | 89 | 3 1/2 | 1x13 | 14x13 |
| 4148300539 | 102 | 4 | 1x13 | 16x13 |
| 4148300540 | 127 | 5 | 1x13 | 18x13 |
| Product Code and Brief Description | Angle |
Front Flushing Holes |
Side Flushing Holes |
Weight (kg) |
| RE1076-R32-B, R32 Dome Bit for Reaming, Ballistic Buttons | 35° | 3 | 1 | 2.0 |
| RE1589-R32-B, R32 Dome Bit for Reaming, Ballistic Buttons | 35° | 2 | 2 | 2.6 |
| RE17102-R32-B, R32 Dome Bit for Reaming, Ballistic Buttons | 35° | 2 | 2 | 3.2 |
| RE19127-R32-B, R32 Dome Bit for Reaming, Ballistic Buttons | 35° | 3 | 1 | 4.8 |
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