This hole opener, crafted from high-quality carbon steel and tungsten carbide alloy steel, is designed for high-performance drilling in challenging rock formations. Perfect for hard shale, sandstone, limestone, and dolomite, it offers exceptional strength and durability. Weighing 85kg, it’s built to withstand tough drilling conditions and is backed by a 1-year warranty. For peace of mind, the product includes factory inspection videos and mechanical testing reports to guarantee its reliability. Engineered with precision, this hole opener enhances drilling efficiency, making it an essential tool for demanding operations where performance is key.
Basical Specification | |
Hole Opener Size | 18 inches |
457.2 mm | |
Type | tungsten carbide insert single roller cone |
Cutter Type | 8 1/2’’ 617 |
Cutter Qty. | 6 pcs |
Bearing type | rubber sealed journal bearing |
Thread Connection | 4 1/2 IF pin*box |
Usage | Horizontal directional drilling |
Formation | Medium hard formations with high compressive strength,such as hard shale,sandstone,limestone,dolomite,etc. |
Made from high-strength carbon steel and tungsten carbide alloy, this hole opener delivers outstanding durability and reliable performance. Designed for medium-hard formations like shale, sandstone, limestone, and dolomite, it maximizes drilling efficiency. Weighing 85kg, it ensures stability during operations and minimizes wear. The 1-year warranty offers peace of mind, while factory inspection videos and mechanical test reports confirm its top-tier quality. With its robust build and precision design, this hole opener is a crucial tool for high-performance drilling, ensuring efficient, long-lasting results in even the toughest conditions.