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| Place of Origin: | CHINA |
| Brand Name: | MIROC |
| Certification: | ISO |
| Model Number: | R32 52mm |
| Minimum Order Quantity: | 1 |
|---|---|
| Packaging Details: | Carton Box or Wooden Box |
| Delivery Time: | 10-25days |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability: | 30000pcs per month |
| Type: | Retrac Rock Drill Bit | Material: | Tungsten Carbide, 45CrNiMoVa / Carbide |
|---|---|---|---|
| Use: | Coal Mining | Diameter: | 35mm - 152mm |
| Advantages: | Factory Price | Connection: | Drill Rod / Shank Adapter |
| Thread Type: | GT60, T51, T45, T38, R32 ETC. | Color: | Green Or Customize |
| High Light: | r32 rock drill bit,52mm rock drill bit,retrac rock drill bit |
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R32 52mm Drop Center Rock Stone Retrac Rock Drill Bit
Thread Button bit is well known for its high wear resistance on
medium-hardto 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.
Main Products:
1. Integral Drill Rods, Plug Hole Rods
Shank : H22x108mm, H19x108mm, standard hex.;
Bit diameters: 29-40mm;
Length: 400mm-8000mm;
2. Tapered Drilling Tools
Taper Bit: 7, 11, 12 degree Taper Button bits, Cross bits and Chisel bits;
Diameter: 20mm- 60mm ;
Taper Rod
Shank Type: H22x 108mm, Shank H25x159mm;
Length: 600-6000mm;
3. Threaded Rock Drilling Tools
Thread: H25,R25, R28, R32, R38, T38,T45, T51, ST58, GT60 Drill Bit;
Bit Body: Button Bit, Reaming Bit, Cross Type Bit, Retrac Button Bit.
| R38 button bit | ||||||
| Bit Dia. | Buttons and Size (mm) | Flushing Hole | Weight | |||
| mm | Front | Gauge | Front | Side | kg | |
| 1 | 76 | 3×11, 1×11 | 6×12 | 2 | - | 2.6 |
| 2 | 89 | 4×13, 1×13 | 8×13 | 4 | - | 3.3 |
| R32 button bit | ||||||
| Bit Dia. | Buttons and Size (mm) | Flushing Hole | Weight | |||
| 1 | 48 | 2×9 | 5×11 | 1 | 1 | 0.9 |
| 2 | 51 | 2×10 | 5×11 | 1 | 1 | 1 |
| 3 | 57 | 3×9 | 6×11 | 3 | - | 1.3 |
| 4 | 76 | 4×11 | 8×11 | 2 | - | 2.8 |
| R28 button bit | ||||||
| Bit Dia. | Buttons and Size (mm) | Flushing Hole | Weight | |||
| mm | Front | Gauge | Front | Side | kg | |
| 1 | 37 | 2×7 | 5×9 | 1 | 1 | 0.5 |
| 2 | 45 | 2×9 | 5×10 | 1 | 2 | 0.9 |
| 3 | 48 | 2×9 | 5×11 | 1 | 2 | 1 |
| R25 button bit | ||||||
| Bit Dia. | Buttons and Size (mm) | Flushing Hole | Weight | |||
| 1 | 32 | 1x8 | 3x8 | 1 | 1 | 0.24 |
| 2 | 33 | 2x7 | 5x7 | 2 | 1 | 0.26 |
| 3 | 41 | 2x7 | 5x9 | 1 | 1 | 0.42 |
| 4 | 42 | 2x8 | 5x9 | 1 | 1 | 0.43 |
Contact Person: Mr. Yingkai Zhang
Tel: +86 18501231988
