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[China]
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Address: Room9-616, No. 10 Zhenxing Road (MDW Plaza), Changping District, 102200 Beijing, China
Contact name:Yingkai Zhang
KSQ Technologies (Beijing) Co. Ltd |
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Manufacturer Supply T38 Tungsten Carbide Inserts Retractable Drill Bit Rock Drilling Tools for Mining
Description
This type of bit is well known for its wear resistance on soft to
medium-hard rock formations (between 55 Mpa to 165 Mpa compressive
strength). Featuring spherical tungsten carbide inserts that is
known to have strong configuration against carbide fracture.
Recommended for eliminating hole deviation.
• Widely used drifting and tunneling
• Bit face design is ideal for soft to medium rock formations
• With Retrac Wings to help guide the bit in and out of the hole
• Effective in straight hole drilling
Material: Tungsten carbide and high strength alloy steel
Processing: CNC milling and proprietary heat treatment process
Type: T38 Retrac Button Bit 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
Technical Chart
| Part Number | Bit Diameter (mm) | Bit Diameter (inch) | Front Buttons (No. x mm) | Gauge Buttons (No. x mm) |
| 4148300750 | 64 | 2 1/2 | 4x10 | 8x10 |
| 4148300751 | 64 | 2 1/2 | 3x10, 1x10 | 6x11 |
| 4148300752 | 70 | 2 3/4 | 4x11 | 8x11 |
| 4148300753 | 70 | 2 3/4 | 3x10, 1x10 | 6x13 |
| 4148300754 | 70 | 2 3/4 | 4x10, 1x10 | 8x11 |
| 4148300755 | 76 | 3 | 4x11 | 8x11 |
| 4148300756 | 76 | 3 | 4x11, 1x11 | 8x10 |
| 4148300757 | 76 | 3 | 4x11, 1x11 | 8x12 |
| 4148300758 | 89 | 3 1/2 | 4x13 | 8x13 |
| 4148300759 | 89 | 3 1/2 | 5x13 | 8x13 |
| 4148300760 | 89 | 3 1/2 | 6x11 | 8x12 |
| 4148300761 | 89 | 3 1/2 | 4x11, 1x11 | 8x13
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| 4148300762 | 89 | 3 1/2 | 4x13, 1x13 | 8x13 |
| Product Code and Brief Description | Angle | Front Flushing Holes | Side Flushing Holes | Weight (kg) |
| R1264-T38-B, T38 Retrac Button Bit, Ballistic Buttons | 30° | 2 | - | 2.2 |
| R1064-T38-B, T38 Retrac Button Bit, Ballistic Buttons | 35° | 3 | - | 2.2 |
| R1270-T38-B, T38 Retrac Button Bit, Ballistic Buttons | 40° | 2 | - | 2.4 |
| R1070-T38-B, T38 Retrac Button Bit, Ballistic Buttons | 35° | 3 | - | 2.4 |
| R1370-T38-B, T38 Retrac Button Bit, Ballistic Buttons | 35° | 4 | - | 2.4 |
| R1276-T38-B, T38 Retrac Button Bit, Ballistic Buttons | 40° | 2 | - | 3.3 |
| R1376-T38-B-1, T38 Retrac Button Bit, Ballistic Buttons | 35° | 4 | - | 3.3 |
| R1376-T38-B-2, T38 Retrac Button Bit, Ballistic Buttons | 35° | 4 | - | 3.3 |
| R1276-T38-B, T38 Retrac Button Bit, Ballistic Buttons | 40° | 2 | - | 4.8 |
| R1389-T38-B, T38 Retrac Button Bit, Ballistic Buttons | 35° | 2 | - | 4.8 |
| R1489-T38-B-1, T38 Retrac Button Bit, Ballistic Buttons | 35° | 2 | - | 4.8 |
| R1489-T38-B-2, T38 Retrac Button Bit, Ballistic Buttons | 35° | 4 | - | 4.8 |
| R1389-T38-B, T38 Retrac Button Bit, Ballistic Buttons | 35° | 4 | - | 4.8 |
