3-listé dláto přímé

 

 

 

 

 

 

Rozměry: 3 7/8" – 26"

Závity: API 2 3/8 – 6 5/8"

Drag bits are economical tools when drilling softer geological formations and shallower depths. We supply both step drag bits and chevron drag bits. Chevron drag bits are usually used for drilling more abrasive formations like soft sandstons and shales. Chevron drag bits are more durable than step drag bits because of cutting structuer, but penetrate more slowly.

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