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Reinforced Bolting Drill Bit
Product Detailed
Made of superior steel with high strength and good toughness. Able to drill the rock with hardness f<=7
The drill body is made of superior steel with high strength and good toughness. Due to good hard alloy used for the edge, its concussion performs very well. So it is able to drill the rock with hardness f≤7.
Bore Hole Diameter | φ27,φ28,φ30,φ32,φ42 |
Coupling Dimension | M14×1.5,M16 |
Special service base on customer request. |