shaun mckerry started offending when he was 11 and is believed to have committed more than 1,000 crimes including theft and witness intimidation .
the 31-year-old was dubbed ` boomerang boy ' because he would always return home after committing crimes and was arrested 80 times in a year .
mckerry has been unmasked as axe-wielding thief in local post office raid .
cctv footage shows him bursting into the store and threatening assistant before shopkeeper rugby tackles him and his wife grabbed a baseball bat .