Excellent quality Hard Metal Balls - Geology Drill Bit /Tungsten Carbide Pipe Bit /Bit For Rock – Shanghai HY Industry
Excellent quality Hard Metal Balls - Geology Drill Bit /Tungsten Carbide Pipe Bit /Bit For Rock – Shanghai HY Industry,
Specifications
tungsten carbide coal drill bit with various type High impact,wear resistance
Used for oil-field,mining tools
tungsten carbide coal drill bit with various type
Rock Drill Bits Classifications And Applications:
1. Single-chisel type rock drill bits : For light drill machine cut high hardness is not drill layers, facilitate the grinding.
2. Cross type and cruciform type rock drill bits : Applicable with larger impact energy rock drills, under the
condition of cut fractured rock drill and abrasive strong rock strata, resistance to abrasion radial ability.
3. Ball booth type and button type rock drill bits : In a larger impact energy rock drills, under the condition of
flake set piece than chisel bit strong applicability hammer, speed and life and high, cut out of a round shape
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