| Answer | Crossword Clue |
|---|---|
| ADZ | Cutting-edge Stone Age invention |
| biface | a stone tool having a cutting edge |
| bifaces | BIFACE, a stone tool having a cutting edge |
| chisels | A long-bladed hand tool with a beveled cutting edge and a plain handle that is struck with a hammer or mallet, used to cut or shape wood, stone, metal, or other hard materials |
| tranchet | stone implement with a horizontal, chisellike cutting edge, found at Mesolithic and Neolithic sites in macrolithic form, used as an adz, and in microlithic form, often mounted as the cutting head of an arrow |
