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alloy steel dth drill bits
Selling leads
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... and impact-resistance performance, widely used in tunnels, underground mining, open-pit mining, anchoring and other large construction projects. ...
2026-07-02 00:13:32
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... in drifting and tunneling • R25 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength ...
2026-07-02 00:13:32
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... in drifting and tunneling • R32 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength ...
2026-07-02 00:13:32
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... in drifting and tunneling • R28 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength ...
2026-07-02 00:13:32
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...Drill Bits 2 Inch Drilling Bit With Steel Inserts Description Cross type bit with steel inserts using H25 thread system. It has a slow penetration ...
2024-12-09 10:43:16
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...Bits For Mining 102mm 115mm T51 Retrac Button Drill Bit Product Description KSQ With the top quality of alloy steels and the best carbides made in ...
2024-12-09 19:51:52
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...Drill Bit with 3-Blade Wing Step Face Carbide Professional mining and quarry rock drilling drag bit designed for optimal performance in soft ...
2026-06-01 09:57:05
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..., water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc. 2. Material: Thread Drill bits are made ...
2024-12-09 10:43:16
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... in drifting and tunneling • T45 thread system Color: Green,Blue or Based on Customer requirements Material: Tungsten carbide and high strength ...
2026-06-01 09:58:15
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...Drill Bits For Drifting / Tunneling Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is ...
2026-07-02 00:13:32
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