Staff at the Budgens store on Mansfield Road were threatened with a knife and a knuckle duster just before 10pm on Monday and a large quantity of cash was stolen. One man is described as black, around 6ft 2in tall and of a medium athletic build. He was wearing a black jacket with a hood and mask concealing his face and black trousers. The second man is white, around 6ft tall and of a slim build. He was wearing a black shiny jacket with a white logo on the chest, a balaclava concealing his face and black trousers. Witnesses or anyone with information should call police on 101, quoting incident 818 of November 21