Foremost Dual Rotary Drills Overview

Описание к видео Foremost Dual Rotary Drills Overview

The Dual Rotary method has been proven repeatedly where unconsolidated formations (sand, gravel, cobbles, and boulders) make it difficult to drill a cased hole using conventional drilling techniques. The versatility of this unique drilling rig makes it one of the most efficient and cost effective methods for drilling holes in difficult formations.

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