ST68 102mm - 152mm 35° Spherical And Ballistic Threaded Button
Drill Bit
NB: We can design and manufacture the personalized products to meet
your specical apllication, such as changing the tungsten carbide
insert profile (spherical, ballistic, etc.), face profile (flat
face, drop center, etc.), and body type( Normal and retrac etc.).
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 |
Application:
• Underground Mining
• Drifting and Tunneling
• Benching and long hole drilling
• Quarrying
Information need to know before order
1. Thread
2. Button Bit Diameter
3. Face Design: Flat Face or drop center
3. Body/Skirt: Rugular or retract body
4. Carbide/ Button: Spherical or Ballistic
Specifications:
Drill Bit | Diameter |
| No x Buttons Diameter | Flushing Hole | Weight, kg |
mm | foot | Front | Gauge | Angle | Front | Side |
|
Button Bit ST68 | Spherical and Ballistic |
102 | 4 | 6x14 | 8x14 | 35 | 2 | - | 8.7 |
102 | 4 | 4x12,4x12 | 10x12 | 35 | 4 | - | 8.7 |
105 | 4 1/8 | 6x14 | 8x14 | 35 | 2 | - | 8.9 |
105 | 4 1/8 | 4x14,2x12 | 8x14 | 35 | 4 | - | 8.9 |
110 | 4 3/8 | 6x14 | 8x16 | 35 | 2 | - | 9.4 |
110 | 4 3/8 | 4x14,2x14 | 8x16 | 35 | 4 | - | 8.9 |
115 | 4 1/2 | 6x14 | 8x16 | 35 | 2 | - | 9.6 |
115 | 4 1/2 | 4x14,2x14 | 8x16 | 35 | 4 | - | 9.5 |
115 | 4 1/2 | 4x14,4x14 | 10x14 | 35 | 4 | - | 9.5 |
127 | 5 | 8x14 | 9x16 | 35 | 3 | - | 11.0 |
127 | 5 | 4x14,3x14 | 8x16 | 35 | 4 | - | 10.8 |
152 | 6 | 8x14 | 9x16 | 35 | 3 | - | 16.2 |
152 | 6 | 9x16 | 9x16 | 35 | 3 | - | 16.2 |
152 | 6 | 9x14,3x14 | 9x16 | 35 | 3 | - | 16.2 |
Competitive Advantage
High strength chromium-molybdenum steel with high fatigue strength
and excellent wear resistance
High grade tungsten carbide inserts
CNC milling and proprietary heat treatment process
High-grade raw material
Manufactured from high-grade steel and processed using
state-of-the-art CNC machinery and heat treatment
High strength chromium-molybdenum steel with high fatigue strength
and excellent wear resistance.
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.
