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Description
This type of bit is well known for its wear resistance and high speed drilling on soft to medium-hard rock formations (between 70 Mpa to 180 Mpa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture
• Widely used in bench and long hole drilling
• Bit face design is ideal for soft to medium-hard rock formations
Color: Green or Based on Customer requirements
Material: Tungsten carbide and high strength alloy steel
Processing: CNC milling and proprietary heat treatment process
Type: T38 Button Bit Spherical Buttons
Applications
• Underground mining
• Tunneling
• Quarry
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
1
<
| Part Number | Bit Diameter (mm) | Bit Diameter (inch) |
Front Buttons (No. x mm) |
Gauge Buttons (No. x mm) |
| 4148300705 | 64 | 2 1/2 | 3x11 | 6x12 |
| 4148300706 | 64 | 2 1/2 | 4x10 | 8x10 |
| 4148300707 | 64 | 2 1/2 | 3x10, 1x10 | 6x11 |
| 4148300708 | 70 | 2 3/4 | 4x11 | 8x11 |
| 4148300709 | 70 | 2 3/4 | 4x10, 1x10 | 8x11 |
| 4148300710 | 70 | 2 3/4 | 3x10, 1x10 | 6x12 |
| 4148300711 | 76 | 3 | 4x11 | 8x11 |
| 4148300712 | 76 | 3 | 5x11 | 8x13 |
| 4148300713 | 76 | 3 | 3x11, 1x11 | 6x12 |
| 4148300714 | 76 | 3 | 4x11, 1x11 | 8x12 |
| 4148300715 | 76 | 3 | 4x11, 1x11 | 8x11 |
| 4148300716 | 89 | 3 1/2 | 4x13 | 8x13 |
| 4148300717 | 89 | 3 1/2 | 5x13 | 8x13 |
| 4148300718 | 89 | 3 1/2 | 6x11 | 8x12 |
| 4148300719 | 89 | 3 1/2 | 3x11, 2x11 | 6x13 |
| 4148300720 | 89 | 3 1/2 | 4x11, 1x11 | 8x13 |
| 4148300721 | 89 | 3 1/2 | 4x13, 1x13 | 8x13 |
2
<
| Product Code and Brief Description | Angle |
Front Flushing Holes |
Side Flushing Holes |
Weight (kg) |
| B964-T38-S, T38 Button Bit, Spherical Buttons | 35° | 3 | - | 1.8 |
| B1264-T38-S, T38 Button Bit, Spherical Buttons | 40° | 2 | - | 1.6 |
| B1064-T38-S, T38 Button Bit, Spherical Buttons | 35° | 3 | - | 1.7 |
| B1270-T38-S, T38 Button Bit, Spherical Buttons | 40° | 2 | - | 1.9 |
| B1370-T38-S, T38 Button Bit, Spherical Buttons | 30° | 4 | - | 1.9 |
| B1070-T38-S, T38 Button Bit, Spherical Buttons | 35° | 3 | - | 1.8 |
| B1276-T38-S, T38 Button Bit, Spherical Buttons | 40° | 2 | - | 2.4 |
| B1376-T38-S, T38 Button Bit, Spherical Buttons | 35° | 2 | 1 | 2.4 |
| B1076-T38-S, T38 Button Bit, Spherical Buttons | 35° | 3 | 1 | 2.6 |
| B1376-T38-S-1, T38 Button Bit, Spherical Buttons | 35° | 4 | - | 2.6 |
| B1376-T38-S-2, T38 Button Bit, Spherical Buttons | 40° | 4 | - | 2.6 |
| B1289-T38-S, T38 Button Bit, Spherical Buttons | 40° | 2 | - | 3.3 |
| B1389-T38-S, T38 Button Bit |
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