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China, Chinese 4 Buttons 7 Degree Coal Mine Quarrying Taper Button Bit, Rock Drill Bit1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Drilling ToolsDrill BitRock Drill BitMining BitDrill Bit
Fuzhou Golden Moral Imp & Exp Co., Ltd.
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Product Description Production DescriptionThe Drill Bits are made from grade hard alloy and special steel, generally matched with the light-duty rock drill, to drill the rock hole within diameter of 50mm. The drill tools are used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc. Techinical Parameter:Bit Diameter:32mm-42mmButton number:4pcsTaper Degree: 7°,11°,12°Bit Body:Short skirtProduction Pictures
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