Tools used for gathering cereal crops. The earliest sickles were made as composite tools by mounting microliths into hafts. Later ones where made from a single blank carefully retouched to fit a haft.
Two main types: curved or crescent sickle blades and straight sickles made on blades.
crescent sickle
Curved or crescent shaped sickle blades, often with bifacial invasive retouch-hafted in wooden or bone hafts.
blade sickle
A blade sickle is a straight sickles made on a blade which is then hafted.