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The men, armed with hammers and knives, broke their way into stores using portable angle grinders and fencing blocks used as makeshift battering rams, which were left as a calling card.
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Wearing motorcycle helmets and dark clothing, they ransacked the stockrooms of 17 shops, sweeping high-end iPhone and Samsung handsets into tonne bags.
The raids were over in minutes and they made their getaway on mopeds and scooters, in the mistaken belief that discarding their helmets would halt any police chase.
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http://metro.co.uk/2017/12/22/moped-gang-jailed-110-years-raids-across-london-worth-1200000-7180190/