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hard rock drill bits
Selling leads
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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 ...
2026-06-17 00:04:41
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... and high-quality materials, it is an ideal choice for use with hard rock drill bits. The Expansion Shell Rock Bolt is made from high-grade ...
2025-01-08 16:44:33
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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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...Rock Bolt Expansion Shell Rock Bolt is a type of expansion anchor that is specifically designed for rock support in mining and tunneling. It is a ...
2026-06-17 00:04:41
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...Rock Bolt is compatible with a wide range of drilling equipment and can be easily installed in various types of rock formations. It conforms to the ...
2024-12-10 00:28:25
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...Rock Bolt is made from high-grade steel with a hardness of HRC38-48. This ensures that the rock bolt can withstand the stresses and strains of the ...
2026-04-08 15:44:31
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...Rock Bolt Type: Expansion Anchor Application: Rock Support In Mining And Tunneling Color: Silver,Grey,Black Material: Steel Hardness: HRC38-48 ...
2026-06-17 00:04:41
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...Rock Bolt is made from high-quality materials and has a hardness rating of HRC38-48, ensuring that it can withstand even the most challenging ...
2025-01-08 16:44:33
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Product Description: . Features: Product Name: Expansion Shell Rock Bolt Application: Rock Support In Mining And Tunneling Hardness: HRC38-48 ...
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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