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ProductsWe are specialized in the research and development, design, production and sales of petroleum equipment products. Main Products: PDC Drill Bit, Triple Cone Drill Bit, Core Drill Bit, Double Core Drill Bit, Hybrid Drill Bit, Torsion Speed Raising Tool, Downhole Ramper, PDC Reamer, Cone Reamer, Rotary Digging Engineering Palm Pieces, Trenchless Engineering Palm Pieces.
8 1/2" PDC drill bit M137
Medium-hard strata with low compressive strength, such as hard shale, limestone, sandstone, dolomite, hard gypsum, and marble.
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Product Specifications
| Number of Blades | 7 |
| Main Composite Sheet Size | 13mm |
| Number of Water Holes | 6 |
| Diameter Size | 2” |
Operating Parameters
| Speed (R/min) | 80-300 |
| Drilling Pressure (KN) | 10-80 |
| Flow Rate (1PS) | 20-35 |
| Applicable Strata | Medium-hard strata with low compressive strength, such as hard shale, limestone, sandstone, dolomite, hard gypsum, marble, etc. |
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