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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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T38 Tungsten Carbide Rock Drilling Tools Retractable Drill Bit
Description
Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks. Besides, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.
A: Drifting and Tunneling
thread: R25, R28, R32
diameter: 33mm-76mm
B: Bench Drilling
thread: R3212, R32, HL38, T38, T45, T51, T60
diameter: 48mm-152mm
C: Tube Drilling
thread: ST58, ST68
diameter: 89mm-152mm
Color: Green,Blue or Based on Customer requirements
Material: Tungsten carbide and high strength alloy steel
Processing: CNC milling and proprietary heat treatment process
Specification
| 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 |
| 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 |
