coal mine drill bits
1.twin wing coal drill bit manufacturer
2.ZM coal bit do in high quality
3.coal bit OEM
4.good quality
Port: china main port
Minimum Order Quantity: 10 Piece/Pieces
Supply Ability: 30000 Piece/Pieces per Month
Payment Terms: L/C,T/T,Western Union
Contact Supplier
Packaging Detail: plastic carton
Delivery Detail: in 30 days
We are leading manufacturer of anchor shank bit, PDC anchor shank drill bit, anchor shank coal bit in China for many years.
ISO9001
Specializes in producing and exporting all kind of drill tools
Low price and supreme quality
Carbide coal drill bit
Coal drill bit/ coal bit:
Applications: apply to the anchor-network support hole drilling in coal mine, hydraulic project. Etc.
Characteristics:
3 wings/ 2 wings
Product description:
The coal bits are mainly used in coal and mine drilling.
We can do different measures according to customer’s requirements.
Colliery Drilling Tools | Main Standard(mm) | |||
| D | H | L | M | |
Thread joint | 27 | 44 | 17 | M14×1.5 |
| 27 | 54 | 17 | M12×1.75 | |
| 28 | 54 | 20 | M12×1.75 | |
| 29 | 52 | 18 | M14×1.5 | |
| 30 | 50 | 18 | M14×1.5 | |
| 32 | 52 | 22 | M14×1.5 | |
| 32 | 56 | 22 | M12×1.75 | |
Description:
| bits with anchor-shank | The wings of cutter are made from PDC.They have faster drilling speed and longer life when drilling soft to medium stratumf≤10. Drilling holes without the contract og the diameter,the quality of the drilled hole is perfect and decreasing the waste of rolled up powder and anchor-shank. Need not repeat replacing and grinding the bits,and increase supporting efficiency,decrease the labour strength. |
PDC anchor-shank drill bit: Cutter is made of PDC, different shapes and combination styles applied for soft to hard rock formations.
Purpose: They are widely used in foundation drilling, rotary drilling, trenching, tunneling, mining, etc.
Dimension: 25, 27, 28, 29, 30, 32, 36, 42 mm.
Normal Thread Model: M16*2; M14*1.5, M12*1.75; M14*1.5; M12*1.75
Note: The bits are cooled and cleaned by water matching with hydraulic rotary drilling machine.
Colliery Drilling Tools | Main Standard(mm) | |||
| D | H | L | M | |
Thread joint | 27 | 44 | 17 | M14×1.5 |
| 27 | 54 | 17 | M12×1.75 | |
| 28 | 54 | 20 | M12×1.75 | |
| 29 | 52 | 18 | M14×1.5 | |
| 30 | 50 | 18 | M14×1.5 | |
| 32 | 52 | 22 | M14×1.5 | |
| 32 | 56 | 22 | M12×1.75 | |
We are also able to produce them by your detailed requirements
Model No.: All types
Features: We are leading manufacturer of varies diamond core bit/ impregnated diamond core bit/ surface-set diamond core bit in China.
Model No.: All types
Features: 1. surprior quality
2. best price
3. certification: ISO9001
4. Impregnated diamond bit
Model No.: All types
Features: We are leading manufacturer of various drill bits, diamand bit, impregnated diamand bit, surface diamand bit, etc.
Model No.: made-to-order
Features: different blades and cutters according to your requirements
oil PDC drill bit
Model No.: made-to-order
Features: different blades and cutters according to your requirements
PDC drill bits
Model No.: made-to-order
Features: Our products have got ISO9001 certificate ,and our PDC drill bits has been sold to 30 countries all over the world.
Model No.: 3-3/5" to 26"
Features: TCI tricone bits
1)Standard:API$ISO
2)safe,reliable and easy
3)Best quality and best service
4)FOB$100~3000
Model No.: 36mm
Features: 1).Manufacturer of Mining Rock Drill Bits
2).Chisel Rock Drill Bits with ISO9001
3).High drilling speed and long life
Model No.: any
Features: We specialize in the production of diamond drill, various type,various size,welcome to cantact us
Model No.: all types
Features: tungsten carbide button
1)material:YG6-YG20,K05-K40
2)Density:1.344
3)shape:button,angle,etc
4)field:cutting tool,drill tool
Model No.: all types
Features: tungsten carbide button
1)material:YG6-YG20,K05-K40
2)Density:1.344
3)shape:button,angle,etc
4)field:cutting tool,drill tool
Model No.: any model
Features: Improved support and retention, diamond are impregnated in the matrix behind the PDC cutters