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| Place of Origin: | China |
| Brand Name: | MIROC Top Hammer Rock Drilling Bit |
| Certification: | ISO |
| Model Number: | Thread Button Bit |
| Minimum Order Quantity: | 10 Pieces T38 Hard Rock Drilling Button Bit |
|---|---|
| Price: | Negotiation |
| Packaging Details: | Carton Box or Wooden Box |
| Delivery Time: | 10-15 Days Production |
| Supply Ability: | 20000 pieces per month |
| Name: | Button Bit / Drill Bit | Carbide/Buttons: | Spherical/Ballistic/ Dome |
|---|---|---|---|
| Diameter: | 2 1/2 Inch, 3 Inch, 3 1/2 Inch | Type: | T38-64mm, T38-76mm, T38-89mm, T38 102mm |
| High Light: | industrial drill bits,hardened steel drill bits |
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T38 64mm Thread Button Drill Bit Top Hammer Rock Drill 76mm 89mm 102mm T51 R51 T60 ST68
T38 64mm Button Bit
T38 64mm Spherical Button Bit
Buttons: front 4 x 10mm
Gauge 8 x 10mm
2 front flushing holes and 2 side flushing holes
Normal body
P/N4148300708
T38 76mm Ballistic Button Bit
Buttons: front 4 x 11mm
Gauge 8 x 12mm
2 front flushing holes and 2 side flushing holes
Normal body
P/N4148300729
Photos
Thread Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa compressive strength).
Featuring spherical tungsten carbide inserts that are known to have strong configuration against carbide fracture.
Processing
CNC milling and proprietary heat treatment process
Competitive Advantage
High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance
T38 Thread Button Bit Specification
| Diameter | Buttons and Size (mm) | Flushing hole | Weight | Part Number | ||||
| mm | inch | Front | Gauge | Angle | Front | Side | kg | |
| Spherical | ||||||||
| 64 | 2 1/2 | 3×11 | 6×12 | 35° | 3 | - | 1.8 | 4148300705 |
| 64 | 2 1/2 | 4×10 | 8×10 | 40° | 2 | - | 1.6 | 4148300706 |
| 64 | 2 1/2 | 3×10, 1×10 | 6×11 | 35° | 3 | - | 1.7 | 4148300707 |
| 70 | 2 3/4 | 4×11 | 8×11 | 40° | 2 | - | 1.9 | 4148300708 |
| 70 | 2 3/4 | 4×10, 1×10 | 8×11 | 30° | 4 | - | 1.9 | 4148300709 |
| 70 | 2 3/4 | 3×10, 1×10 | 6×12 | 35° | 3 | - | 1.8 | 4148300710 |
| 76 | 3 | 4×11 | 8×11 | 40° | 2 | - | 2.4 | 4148300711 |
| 76 | 3 | 5×11 | 8×13 | 35° | 2 | 1 | 2.4 | 4148300712 |
| 76 | 3 | 3×11, 1×11 | 6×12 | 35° | 3 | 1 | 2.6 | 4148300713 |
| 76 | 3 | 4×11, 1×11 | 8×12 | 35° | 4 | - | 2.6 | 4148300714 |
| 76 | 3 | 4×11, 1×11 | 8×11 | 40° | 4 | - | 2.6 | 4148300715 |
| 89 | 3 1/2 | 4×13 | 8×13 | 40° | 2 | - | 3.3 | 4148300716 |
| 89 | 3 1/2 | 5×13 | 8×13 | 35° | 2 | - | 3.3 | 4148300717 |
| 89 | 3 1/2 | 6×11 | 8×12 | 35° | 2 | - | 3.3 | 4148300718 |
| 89 | 3 1/2 | 3×11, 2×11 | 6×13 | 35° | 3 | 1 | 3.3 | 4148300719 |
| 89 | 3 1/2 | 4×11, 1×11 | 8×13 | 35° | 4 | - | 3.3 | 4148300720 |
| 89 | 3 1/2 | 4×13, 1×13 | 8×13 | 35° | 4 | - | 3.3 | 4148300721 |
| Ballistic | ||||||||
| 64 | 2 1/2 | 3×11 | 6×12 | 35° | 3 | - | 1.8 | 4148300722 |
| 64 | 2 1/2 | 4×10 | 8×10 | 40° | 2 | - | 1.6 | 4148300723 |
| 64 | 2 1/2 | 3×10, 1×10 | 6×11 | 35° | 3 | - | 1.7 | 4148300724 |
| 70 | 2 3/4 | 4×11 | 8×11 | 40° | 2 | - | 1.9 | 4148300725 |
| 70 | 2 3/4 | 4×10, 1×10 | 8×11 | 30° | 4 | - | 1.9 | 4148300726 |
| 76 | 3 | 4×11 | 8×11 | 40° | 2 | - | 2.4 | 4148300727 |
| 76 | 3 | 5×11 | 8×13 | 35° | 2 | 1 | 2.4 | 4148300728 |
| 76 | 3 | 3×11, 1×11 | 6×12 | 35° | 3 | 1 | 2.6 | 4148300729 |
| 76 | 3 | 4×11, 1×11 | 8×12 | 35° | 4 | - | 2.6 | 4148300730 |
| 76 | 3 | 4×11, 1×11 | 8×11 | 40° | 4 | - | 2.6 | 4148300731 |
| 89 | 3 1/2 | 5×13 | 8×13 | 35° | 2 | - | 3.3 | 4148300732 |
| 89 | 3 1/2 | 6×11 | 8×12 | 35° | 2 | - | 3.3 | 4148300733 |
| 89 | 3 1/2 | 3×11, 2×11 | 6×13 | 35° | 3 | 1 | 3.3 | 4148300734 |
| 89 | 3 1/2 | 4×11, 1×11 | 8×13 | 35° | 4 | - | 3.3 | 4148300735 |
| 89 | 3 1/2 | 4×13, 1×13 | 8×13 | 35° | 4 | - | 3.3 | 4148300736 |
We can design and manufacture the personalized products to meet your special application, such as changing the tungsten carbide insert profile (spherical, ballistic, etc.), face profile (flat face, drop center, etc.), and body type( Normal and retract etc.).
Feature T38 Button Bit List:
T38 64mm Spherical and Ballistic Button Bit
T38 70mm Spherical and Ballistic Button Bit
T38 76mm Spherical and Ballistic Button Bit
T38 89mm Spherical and Ballistic Button Bit
T38 2 1/2 Inch Spherical and Ballistic Button Bit
T38 2 3/4 Inch Spherical and Ballistic Button Bit
T38 3 Inch Spherical and Ballistic Button Bit
T38 3 1/2 Inch Spherical and Ballistic Button Bit
| Model | Bit Diameter | Part Number | Product Code |
|
64mm | 4148300705 | B964-T38-S |
|
64mm | 4148300707 | B1064-T38-S |
| 70mm | 4148300710 | B1070-T38-S | |
| 76mm | 4148300713 | B1076-T38-S | |
|
64mm | 4148300706 | B1264-T38-S |
| 70mm | 4148300708 | B1270-T38-S | |
| 76mm | 4148300711 | B1276-T38-S | |
| 89mm | 4148300716 | B1289-T38-S | |
|
70mm | 4148300709 | B1370-T38-S |
| 76mm | 4148300714 | B1376-T38-S-2 | |
| 89mm | 4148300720 | B1389-T38-S-2 |
Button bit and Insert types
Spherical Button Characteristics:
1. Universal button
2. Good wear resistance
3. Best suited for hard ground
4. 27000-48000PSI(180 to 320Mpa)
5. Suited for abrasive to very abrasive drilling conditions
Ballistic Button Characteristics:
1. Fast Penetration
2. Best suited for soft rock
3. 10000-20000PSI(70 to 140Mpa)
4. Suited for non-abrasive drilling conditions
Application
Used in benching and long hole drilling.
Keywords
Button Bit, Rock Bit, Drill Bit, Rock Drill Bit, Thread Button Bit, Retrac Bit,
Dome Bit, Reaming Bit, Cross Bit, Chisel Bit, Rock Drilling Tools
Contact Person: Mr. Yingkai Zhang
Tel: +86 18501231988
