Singapore index futures were 0.6 percent lower, indicating a weaker start for the benchmark Straits Times Index .
Asian shares eased on Friday, with China's factory activity data and a U.S. jobs report due later in the session making investors cautious as the escalating euro zone debt crisis threatened to further undermine growth worldwide.
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(Reporting by Charmian Kok in Singapore; charmian.kok@thomsonreuters.com)