Wheatbelt Detectives have charged a 21-year-old Northam man after he allegedly used a chainsaw in an altercation with another man overnight.
Police allege that at around 12.10am, an altercation between the two occurred at a hotel on Fitzgerald Street in Northam.
The 21-year-old man allegedly threatened the 30-year-old male victim with a knife, and threw a glass at other patrons in the hotel.
Police allege he then entered a storage area, and armed with a chainsaw, threatened the victim who was holding a chair at the time.
Police said the man started the chainsaw and cut through the chair, making contact with the victimâ€™s arm.
"The victim received a deep laceration to his arm and was conveyed to Northam Hospital by ambulance," police said. "His injuries are not considered life-threatening."
The 21-year-old man of Northam has been charged with Acts Intended to Cause GBH and will appear before the Perth Magistrates Court on 24 December 2012.