Answer:
The bronze-tipped spear and the shield
They would then advance towards the enemy in a tightly packed formation. The length of the spear allowed them to attack the enemy while deflecting attacks with their shields. The bronze tip had the added advantage of piercing through the enemy's armour.
Stone and clay moulds were used in the early Bronze Age for shaping objects such as spears and axes. On the far right is a flat stone incised with a hollow negative shape, which would have been used as a mould for molten metal (on loan from the National Museum of Ireland).