Business Rugged Toughbooks are durable enough for the real world Any business on the move requires technology that can go the distance. With a mobile PC, the display, hard disk and keyboard are the components that suffer the most damage. It?s why Business Rugged Toughbook models really focus on protecting them. Try dropping any other PC without damaging the hard disk The robust Business Ruggedised Toughbook has been further improved with drop tests. In fact, even in active operation they can withstand falls from a height of up to 76 cm without sustaining damage, with the hard disk remaining safe from harm.