21 - 30 of 34
48mm coal mining drill bits
Selling leads
|
...rock drill, to drill the rock hole within diameter of 48mm. The drill tools are used in metallurgy mine, geological exploration, water conservancy ...
2025-06-21 00:35:42
|
|
...48mm. With carbide buttons hot pressed on the bit skirts, tapered button bits have a good drilling performance and are excellent in longevity. ...
2025-07-24 00:21:31
|
|
..., ensuring long-lasting performance and resistance to wear and tear. Versatile Applications: Our drill bits are suitable for coal mining and small ...
2025-06-21 00:36:38
|
|
... formations. Generally, the lightduty rock drill uses 7 taper or smaller taper degree, the heavyduty rock drill mainly uses 12 taper degree. The ...
2025-07-24 00:21:30
|
|
H22 Tapered Drill Rod for Hexagonal Drill Rod Specification: Rod Length:500~6400mm Shank length: H22*108mm Advantages: The tapered drill rod can be ...
2025-07-24 00:21:31
|
|
...tapered rod through the taper for drilling. Product features: Degree: 4°46', 7, 11,12. Diameter: 28mm - 43mm. Button quantity: 6, 7, 8 ( ...
2025-07-24 00:21:31
|
|
T45 76mm Mining Drilling Application Rock Drill Thread Button Bit Description: Thread button bits are made by high quality alloy steel bar and ...
2025-06-21 00:36:43
|
|
Underground Mining Work Tungsten Carbide Thread Button Bit Application: Threaded Drill Bits cover regular, retrac and reaming types. With stronger ...
2025-06-21 00:36:44
|
|
... drills for shallow hole drilling operations, and are generally made of H22 and H25 hexagonal hollow drill steel. It needs to be matched with the ...
2025-07-24 00:21:31
|
|
...Drill Rod for Quarrying Prodcut information: Tapered Drill rod is also called the Hexagonal Drill Rod. Tapereddrillrod is suitable for small ...
2025-07-24 00:21:31
|