No. Weapons that have been specifically designed to for the purpose of causing injury to persons by bludgeoning are classified as offensive weapons. This includes batons, billy clubs, blackjacks, coshes, cudgels, knuckle dusters, maces, shillelagh and other similar type weapon.
If you have these types of weapons leave them at home.
It is a criminal offence to possess these weapons at airports.
Possession of an offensive weapon is an offence punishable by a term of imprisonment and may result in:
You will be asked to relinquish all dangerous or prohibited items found in your carry-on luggage. If you refuse:
AvSec x-ray bags going onto aircraft to ensure there is nothing dangerous in them. If something comes up on the x-ray that needs checking, the bag will be opened, searched and any dangerous good or prohibited item will be removed, with a bag search notification form left within the bag.