Six-packs like corrugated iron, biceps the size of rugby balls, ham-like shoulders and acres of rippling flesh. It’s enough to make any red blooded Englishwoman (or man, sorry) blanch. Because this is the 2019 World Cup Springbok muscle mountain that Owen Farrell and our England team face tomorrow morning. Each player is in staggering physical form. Each is hungry for victory. None will ever have looked better in just their shorts. Here, Jane Fryer provides a useful guide to the Springboks to watch . . . Six-packs like corrugated iron, biceps the size of rugby balls, ham-like shoulders and acres of rippling flesh. It’s enough to make any red blooded Englishwoman (or man, sorry) blanch With flowing blond locks, he’s a snappy terrier who bites the ankles of huge opponents — and he’s one of the best scrum-halves in the world Mini hercules with a mullet Faf de Klerk, 28 In a side packed with giants, he is the 5ft 7in scrum-half who’ll take on anyone. Nicknamed Mini Hercules, he picked a fight with bushy-bearded Welsh bruiser Jake Ball in his last match — even though Ball is 6ft 6in and five stone heavier. With flowing blond locks, he’s a…