Coal Mining Cutting Bits
Specifications
1.Certification:ISO90012.High cost performance
3.Using high quality steel and tungsten carbide tips
4.Can customize for y
1.Certification:ISO9001
2.High cost performance
3.Using high quality steel and tungsten carbide tips
4.Can customize for you
coal mining bits/coal mining cutter teeth/tungsten carbide drill bits/coal bits
Product description:
The coal bits are mainly used in coal and mine drilling, have dry-type & wet-type.
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
We can do different measures according to customer's points.
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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