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Milled Tooth Tricone BIT--444.5mm (17 1/2) Code IADC 115

Milled Tooth Tricone BIT--444.5mm (17 1/2) Code IADC 115
Steel tooth drills are suitable for extremely soft formations with low compressive strength and high drillability such as clay, mudstone, chalk, etc. They are also suitable for medium strata with ...
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