7 Button 36mm Rock Drilling Button Rock Drill Drilling Bit Bits Set For Mining en Pekín, China
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Especificaciones
- Condición
- usado
- Categoría
- Perforadoras de roca en China
- Subcategoría
- Mining machinery
- ID de Anuncio
- 87833677
Descripción
1.Specifications of drilling bits. Drill bits are widely used in tunneling, mining, construction, stonework, transportation facility construction etc. For rocks with hardness F=15-18 Class, GL is suitable; for rocks with hardness F=12-15 Class, GA is suitable; for rocks with hardness F=10-12...
Drill bits are widely used in tunneling, mining, construction, stonework, transportation facility construction etc. For rocks with hardness F=15-18 Class, GL is suitable; for rocks with hardness F=12-15 Class, GA is suitable; for rocks with hardness F=10-12 Class, GB is the suitable.
1) Fit for wet drilling in medium-hard or hard rock.