coupling sleeve मीनिंग इन हिंदी

Aerospace - solderless tube fittings with coupling sleeves , flaveless - technical specification ; inactive for new design
We can supply various kinds of drill tools , spare parts for machines etc . , a wide range of rock drilling tools include insert bits , button bits , shank adapters , drill rods coupling sleeves etc . other types of rock drilling tools not specified in this catalogue are available according to customer s request