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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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ST58 4 Inch / 3.5 Inch Hardened Steel Drill Bits Tungsten Carbide Button Drill Bit
Description
This type of 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 is known to have strong configuration against carbide
fracture.
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Type | Thread Button Bit |
Material | tungsten carbide |
Use | Ore Mining, quarry,mining,blasting,construction,open bit etc. |
Advantages | high quality and factory prices |
Boby type | Normal type or retrac type |
Thread | R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60, GT68 |
Tungsten carbide | Spherical, ballistic,Conical,Hemispherical |
Fact type | Drop Center, Flat Face, Convex, Concave, etc |
Color | According to your requirements |
• Widely used in bench and long hole drilling
• Bit face design is ideal for medium-hard to hard abrasive rock
Color: Green or Based on Customer requirements
Material: Tungsten carbide and high strength alloy steel
Processing: CNC milling and proprietary heat treatment process
Type: ST58 Button Bit Ballistic Buttons
Applications
• Underground mining
• Tunneling
• Quarry
Advantage:
High quality ,low price and best service.
Specification
Product Code and Brief Description | Angle | Front Flushing Holes | Side Flushing Holes | Weight (kg) |
B1489-ST58-B-1, ST58 Button Bit, Ballistic Buttons | 35° | 2 | 1 | 4.1 |
B1489-ST58-B-2, ST58 Button Bit, Ballistic Buttons | 35° | 2 | 1 | 4.1 |
B1389-ST58-B-1, ST58 Button Bit, Ballistic Buttons | 35° | 4 | - | 4.1 |
B1489-ST58-B-3, ST58 Button Bit, Ballistic Buttons | 35° | 4 | - | 4.1 |
B1389-ST58-B-2, ST58 Button Bit, Ballistic Buttons | 35° | 4 | - | 4.6 |
B1489-ST58-B-4, ST58 Button Bit, Ballistic Buttons | 35° | 2 | - | 6 |
B1489-ST58-B-5, ST58 Button Bit, Ballistic Buttons | 35° | 2 | 1 | 6 |
B1489-ST58-B-6, ST58 Button Bit, Ballistic Buttons | 35° | 2 | - | 7 |
