A Uniondale man twice struck an AT&T store, once trying to steal an iPhone 6 and another time successfully making off with a Galaxy Note S4, Nassau County police said Wednesday.

Henry Cabezas, 49, of 21 Stanton Blvd., was arrested at about 3:15 p.m. Tuesday after trying to steal an iPhone 6 from the AT&T store at 450 Sunrise Hwy. in Massapequa Park, police said.

Charged with robbery, petty larceny and possession of burglar tools, Cabezas was arraigned Wednesday in First District Court in Hempstead. His bail was set at $7,500 cash or $15,000 bond. He was represented by Legal Aid, which does not comment on cases.

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Police said Cabezas pulled a pocketknife on an employee of the store at about 2:30 p.m. Tuesday after removing an anti-theft device from an iPhone 6 at a display counter.

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He put the phone in his pocket and when the employee, 20, attempted to approach him, Cabezas pulled the knife and then handed the phone to the employee, police said, adding that the suspect then ran off.

Police said that shortly after they saw him in front of 5300 Sunrise Hwy. in East Massapequa where he was arrested.

Further investigation revealed that Cabezas stole a Galaxy Note S4 from the same AT&T store on May 26, police said in a news release.