| Place of Origin: | China | 
| Brand Name: | MIROC (KSQ) | 
| Model Number: | Retrac Drill Button Bit | 
| Minimum Order Quantity: | Negotiated one | 
|---|---|
| Price: | Negotiable | 
| Packaging Details: | Carton or Wooden Box | 
| Delivery Time: | 15-25 days | 
| Payment Terms: | L/C, T/T, Western Union | 
| Supply Ability: | 20000 pcs per Month | 
| Thread: | R38 | Application: | Eliminating Hole Deviation, Mining Operations, Drifting And Tunneling, Quarrying, Construction | 
|---|---|---|---|
| Button Type: | Spherical/Balistic | Color: | Black, Green Or Based On Requestss | 
| Material: | Tungsten Carbide And High Strength Alloy Steel | Flushing Hole: | Front | 
| Diameter, Mm: | 64-89 | ||
| Highlight: | stone drilling bits,spherical drill bit | ||
R38 Retrac Drill Button Bits
| Drill Bit | Diameter, mm | No x Buttons diameter | Flushing Holes | Weight, kg | |||
| Front | Gauge | Angle | Front | Side | |||
| Retrac Button Bit | Spherical/Ballistic Buttons | ||||||
| 64 | 3 x 10, 1 x 10 | 6 x 11 | 35 | 3 | - | 2.2 | |
| 70 | 4 x 10, 1 x 10 | 8 x 11 | 35 | 4 | - | 2.4 | |
| 76 | 4 x 11, 1 x 11 | 8 x 11 | 40 | 4 | - | 3.3 | |
| 76 | 4 x 11, 1 x 11 | 8 x 12 | 35 | 4 | - | 3.3 | |
| 89 | 5 x 12 | 8 x 12 | 35 | 2 | - | 4.8 | |
| 89 | 4 x 13, 1 x 13 | 8 x 13 | 35 | 4 | - | 4.8 | |
 

 
This type of bit is well known for its wear resistance on soft to medium-hard rock formations. Featuring 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
 

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:
 
1. Underground mining
2. Tunneling
3. In granite and marble quarry
4. Gold Mine
5. Dimensional Stone Industry
6. Eliminating Hole Deviation
 
Package: Carton or Wooden Box; also we can follow customers' requirements.
Delivery time is around 15-25 days.

P.S. We can design and manufacture products according to customers’ requirements.
 
 
Company Information:

The MIROC® Rock Drilling Tools product line by KSQ Technologies (Beijing) Co.Ltd. is the result of years of advanced engineering, precision manufacturing, and dedication to the use of high-quality materials.
 
MIROC® Rock Drilling Tools are used by many drilling professionals related to mining, construction, tunneling, and quarrying projects around the globe.
KSQ Technologies (Beijing) Co. Ltd.

Elisa Zarovkina (Елизавета)
Contact Person: Mr. Yingkai Zhang
Tel: +86 18501231988