| http://www.w3.org/ns/prov#value | - But, dig a little deeper and your head begins to spin...Let's not get hung up on wall bolts, whose eg 'M10' label means you drill a 10mm hole, though the bolt that does the fixing is an M8...http://www.boltde...rmation/http://www.thomso...olts.pdfMetric 6 and above come in 'standard' and 'fine' threads, while Metric 10 has a 'superfine', too.
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