Not sure if it'd be any use but you couldn't leave the l/h side assembled and put the hub into a fork and nip up the l/h bolt then with a cone spanner, crack the r/h nut off, tighten r/h bolt against the now loose nut and crack the l/h stuff off?
@M_V started
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Not sure if it'd be any use but you couldn't leave the l/h side assembled and put the hub into a fork and nip up the l/h bolt then with a cone spanner, crack the r/h nut off, tighten r/h bolt against the now loose nut and crack the l/h stuff off?