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metric thread hard rock drill bits
Selling leads
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...Rock Bolt is designed with a three-leaf expansion shell, making it ideal for use in hard rock formations. It is also designed with a metric thread ...
2024-12-10 00:24:49
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... 13.2KN, hardness of HRC38 to 48, and metric thread. Expansion Shell Rock Bolt offers superior anchoring performance for applications in rock and ...
2025-07-24 00:22:38
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Product Description: The Expansion Shell Rock Bolt is made from high-quality steel, ensuring its durability and long-lasting performance. The bolt's ...
2025-01-08 16:44:33
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...Rock Bolt Material Sources: Casting Yield Strength: ≥400MPa Material: Steel Hardness: HRC38-48 Ultimate Load: ≥200kN Bolt And Nut Assembly Hexagon ...
2025-07-24 00:22:38
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...Rock Bolt is a bolt and nut assembly, specially designed for anchoring in hard rock and soil. It is made of high-strength carbon steel which ...
2024-12-09 23:34:00
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...metric thread type, the Expansion Shell Rock Bolt is compatible with a wide range of drilling equipment and can be easily installed in various ...
2024-12-10 00:28:25
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..., ANSI, GB, JIS, BSW, and many others, ensuring that it meets the requirements of various industries and applications. This type of expansion ...
2025-01-08 16:44:33
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