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A brief development history of hydraulic drilling machinery and equipment
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27
2022-09
At present, fully hydraulic drill rigs have been widely used for tunneling, mining, rock bolting, and quarrying in infrastructure construction, tunnels of highway and railway, slope support, large and
shank adapters, shank adapters for hydraulic rock drills
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27
2022-09
shank adapters, shank adapters for hydraulic rock drills
Production process of fully carburized tapered rods
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21
2022-09
Production process of fully carburized tapered rods: inspection of hollow steels, material selection, straightening, water tube hole processing,
1. shank rod Hex22 x 108mm, R25 thread, L: 600mm
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21
2022-09
2. tapered rod Hex22 x 108mm, taper: 7°, L: 600mm

3. tapered rod Hex25 x 159mm, taper: 7°, L: 350mm
Diameters: 89mm,102mm,115mm,127mm,152mm
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15
2022-09
LHS Rock Tools, striving to pursue high-quality of drilling tools
T51-3660 threaded drill rods, surface drill rigs, drill rods
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08
2022-09
T51-3660 threaded drill rods, surface drill rigs, drill rods
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