A 40-year-old local man suffered a hand injury, including a broken finger, after he was attacked with a hammer in Lincoln.
Lincolnshire Police are investigating the attack that took place at around 10.15am on Monday, September 26, in the street at Firth Road, Lincoln.
The offender ran off towards the post office/sorting office on Firth Road. A 41-year-old local man was arrested on Sincil Street soon afterwards.
The man was interviewed at Lincoln Police Station and later released on police bail to return to the police station at a later date.
Anyone who saw this incident, or has information about it, is asked to contact Lincolnshire Police on 0300 111 0300 quoting incident number 110 of September 26.