Rotary bits 

Rotary drilling tools - crowns with gw. Rd 40 ,M24, SVJ-33 , reaming crowns, cutters.
Rotary drilling

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Rotary drilling tools - crowns with gw. Rd 40 ,M24, SVJ-33 , reaming crowns, cutters.

We know the drill.

Almost 50 years of experience mainly in the production of mining tools for coal mines, non-ferrous metal ore mines and quarries puts Gonar in a high position among companies with a similar business profile.