ISO9001.
Specializes in producing and exporting all kinds of drill tools
Low price and supreme quality
carbide coal drill bit
Port: qingdao
Minimum Order Quantity: 6 Piece/Pieces
Supply Ability: 20000 Piece/Pieces per Month
Payment Terms: L/C,T/T,Western Union
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Packaging Detail: wooden case
Delivery Detail: 1--35days
coal drill bit/coal bit
Applications: Apply to the ancher-network support hole drilling in coal mine, hydraulic project,etc.
Characteristics:
1. High wear resistance and impact-resistanct toughness;
2 to repeat repair &greaning are not necessary; long drill life;
3 high efficiency could be promoted sharply in penetration of high-medium hard rock formation;
4 labour intensity could could be reduced.
5 Rock formation to be suitable t: f=4--12
3 wings; 2 wings ;
Product Description
The coal bits 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 | |
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Features: The Fastest auger bit ever
Tri-Flute design for faster chip ejection
Cutting spurs have 3 cutting edges for added durability
Model No.: 120mm
Features: 4 FLUTE AUGER BIT is manufactured from high carbon steel
Size range from 10mm to 38mm and 3/8" to 1-1/2"
Model No.: New style auger bit
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Model No.: 4-flute
Features: Hardened wood drill bit tools
Drill bit features with selfeed screw
Drill bit provides accurate position for drilling a hole
Model No.: New style auger bit
Features: 4 cutting edges gives us incredible drill bit set
4 flute design tool set for smooth ejection
4 cutting spurs is fastest ever
Model No.: GS-S12010
Features: Carbon Steel Screw Point Drill Bit
Drill bit features with Brad point
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Model No.: SPP065PH2/SL08
Features: Punch Bits
1. Material: S2, Cr-V 6150, etc.
2. Different sizes available
3. Finish: sand blast
Model No.: ZG1007
Features: 1. OEM AND ODM ORDER
2. GOOD QUALITY AND LOW PRICE
3. QUICK DELIVERY AND BEST SERVICE
Model No.: DNTC
Features: annular drill
1. ply-cutting and lower friction.
2. Reduced damage of tips
3. improved performance of ships removal.
Model No.: hollow chisel bits
Features: hollow chisel bits/ rock drill bit/ drill bits/rock bits/sandvik/atlas copco/bits/drilling bits
Model No.: ST
Features: 1.PCB driller bit: 0.25mm~6.5mm
2.Low price HSS drill: USD 2.23
3.High quality drill
4.Quick service
5.Accept non-standard
Model No.: 5mm-100mm
Features: Diamond glass Drilling Bit
1 fast drilling speed,2 high efficiency and less chipping,3 minimum material deformation
4long lif