China Factory for Rock Drilling Auger Bit - Non-standard Tungsten Carbide Tool Parts – Shanghai HY Industry
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China Factory for Rock Drilling Auger Bit - Non-standard Tungsten Carbide Tool Parts – Shanghai HY Industry,
Product Information：
–virgin material
–High and stable quality
–various types
Nonstandard carbide Tool:
1.100%virgin material
2.types&sizes available
3.factory produce
