: Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

To survive with high quality,to develop with non-stop innovation,to repute with thoughtful service,to brand with great sincerity

High Strength DTH Drilling Tools Long Life 5 Inch QL50-140 Button Bits

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Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

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High Strength DTH Drilling Tools Long Life 5 Inch QL50-140 Button Bits

Contact Now

High Strength DTH Drilling Tools Long Life 5 Inch QL50-140 Button Bits

General Introduction Bit Face Shape Selection: 1. Drop Center Bit For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures. Maximum hole deviation ...

Product Tags:

rock drilling tools

rock hammer drill bits

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