box spanner meaning in Hindi

• बक्स पाना • बाक्स स्पैनर • बॉक्स स्पैनर

box: बक्स कटोरा मंजूषा
spanner: पाना स्पैनर

Here they produced the first tubular box spanners in 1905, and the first tubular sections for aircraft and the first tubular furniture in 1907.