The Aboriginals' spears
The aboriginals' spears were very sharp, They could attack from 60 metres. They were as deadly as the Settlers' muskets. They killed several settlers.
The Europeans' muskets
The europeans' muskets could fire 80 metres away. You can find in the 'The Battle' page that he survived the musket bullets. Pemulwuy proves that although something is deadly, it is not certain it'll kill.