Soft Formations with te STEEL TOOTH BITS
Low Com pressiv e Strength and High Drillability
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Medium to Medium Hard Formations with High
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Compressive Strength Hard Semi-Abrasive and Abrasive Formations Soft Formations with Low Com pressiv e Strength and High Drillability
INSERT BITS
Soft to Medium Formations with Low Compressive Strength Medium Hard Formations with High Compressive Strength Hard Semi-Abrasive and Abrasive Formations Extremely Hard an d Ab rasiv e Formations