Oldham on Wednesday night. Police say three masked men forced their way into the shop on King Street in Delph just before 11.20pm.They then used an 'explosive device' to blow up an ATM machine inside the store.
The men made off with a substantial amount of cash in an Audi S3 heading towards Oldham town centre. Damage was caused to the store front.
All three men are described as wearing dark clothing with hoods, face coverings and gloves. No arrests have been made and enquiries are ongoing.
Det Con Sarah Hay, of GMP's Oldham district, said: "This was a carefully planned and brazen attack in which the offenders showed complete disregard for the property before making off with a quantity of cash. "We are appealing for anyone who may have any.
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