1 - 10 of 41
hard rock drill bits
Selling leads
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...1.25mm to 2.5mm, and a tensile strength of 12.9 to 14.9 kN. It is designed for use in hard rock drilling operations, and provides a reliable and ...
2024-12-09 23:37:01
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...Rock Bolt is what makes it unique. Unlike traditional bolts that rely on friction, this anchor utilizes an expansion shell to create a secure and ...
2024-12-10 00:28:25
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...Rock Bolt Expansion Shell Rock Bolt is a type of expansion anchor designed to secure objects in hard rock surfaces. This product is highly suitable ...
2025-08-01 00:14:51
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... securely into the rock, providing excellent stability and holding power. It is ideal for use in mining, tunneling, and construction applications ...
2025-01-08 16:44:33
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Product Description: The Expansion Shell Rock Bolt is a three-leaf, expansion shell anchor bolt that is ideal for anchoring in rock, concrete, and ...
2024-12-10 00:28:25
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Product Description: As a professional manufacturer, we would like to provide you with Underground Mining Roof Support Expansion Shell. Not only that, ...
2024-12-09 23:34:00
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Product Description: The Expansion Anchor Bolt features a unique expansion shell structure that allows for secure and reliable support. Its innovative ...
2024-12-10 00:24:49
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..., 1.25mm-2.5mm thread pitch, metric thread, hex head and yield strength of 11.2-13.2KN. It is a reliable and strong drilling solution for anchoring ...
2024-12-09 23:34:00
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...Rock Bolt is a reliable and secure fastening solution for hard rock drilling applications. The bolt and nut assembly features a length of 50-1000mm...
2025-08-01 00:14:51
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...strength of 11.2-13.2KN. It is a kind of expansion anchor bolt, used for rock anchoring and stabilizing projects, especially for the projects in ...
2025-08-01 00:14:51
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