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Teeth of tricone bit are devided two kinds as the material: TCI cutter teeth and steel tooth cutters
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Tteeth of tungsten carbide are devided into chisel insert, conical inserts and other insert shapes
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Teeth of tricone bit are devided two kinds as the material: TCI cutter teeth and steel tooth cutters
| |
Tteeth of tungsten carbide are devided into chisel insert, conical inserts and other insert shapes
| |
