These stone points were hafted to an ard and used to till the soil.

Stone ard points from Bronze Age Tofts Ness, Orkney

These stone points were hafted to an ard and used to till the soil.

These stone flakes are found at Neolithic and Early Bronze Age sites in Orkney and Shetland.
These were most likely some form of agricultural tool - hafted to be used as mattocks or hoes. They are common to Bronze Age sites in Shetland and Orkney where they can occur in their hundreds.