Results forbw rod concrete core barrelsfrom 3 Products.
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Casing Concrete Core Drill Bits , BW NW HW Diamond Casing Shoes Bits Discription: The casing shoe bits (rod shoes bits) are designed to drill in casings or rods in difficult over ...
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Custom heat-treated BQ NQ HQ PQ NWJ Drill Pipe Casing For Mining , Core Barrel Characteristic: 1. With highly and strength of resistance on the bending, welding fixed. 2. Highly ...
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Custom heat-treated BQ NQ HQ PQ NWJ Drill Pipe Casing For Mining , Core Barrel Characteristic: 1. With highly and strength of resistance on the bending, welding fixed. 2. Highly ...
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