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Frictional kelly bar

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Product Introduction

1. The outer section is made of ZT600 steel pipe, which has better mechanical properties 2. The double cap design ensures that the drill rod sections maintain better verticality when they are stretched and pulled up and down to prevent the rod from getting stuck 3. All welded parts are shot blasted to remove rust and stress to ensure welding quality

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International Trade Fair for Construction Machinery, Building Material Machines, Mining Machines and Construction Vehicles

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