26-year-old Frankie Parker and 21-year-old Gary Smith attacked retired farmer Llywelyn Thomas while they were raiding his home at Chittering on December 17th 2011.
They will be sentenced on Friday.
More top news
An investigation's begun after two vintage planes collided during an airshow at Duxford. No one was hurt and the planes landed safely.
A woman's temporarily lost the sight of one eye after a noxious substance was thrown into her face in a pub in Bury St Edmunds
The Assistant Chief Constable of Cambridgeshire Naveen Malik has admitted gross misconduct at the start of a disciplinary hearing.