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| Model NO.:TSP | HS Code:7102210000 |
Inserting for rock cutter machines and core drill bits for geotechnical (mining, water well drilling) tunneling, quarrying, construction and machinery aspect.
Working formation: Soft rocks and sea drilling with hardness 3-6 degrees, such as lime rock, marble, shale, etc, and in medium to hard rock with coarse grains formations
Main size: 3x3x10xr1.5, 1.5x1.5x5, 3x3x3, 4x4x4, 6.3x3.3. 4x4x2.6