What you need
| Qty | Item | How it is used |
|---|---|---|
| 1 | Tree Branch or Medium Handle | Used up |
| 1 | Sharp Flint Flake | Used up |
| 1 | Twine or Leather Strips | Used up |
| 1 | any hammerstone or any mallet or any knappingtool | Tool, kept (may wear) |
Knapp Flint Saw is a knapping crafting recipe in Project Zomboid Build 42. It makes Flint Saw x1. It needs Knapping level 3.
| Qty | Item | How it is used |
|---|---|---|
| 1 | Tree Branch or Medium Handle | Used up |
| 1 | Sharp Flint Flake | Used up |
| 1 | Twine or Leather Strips | Used up |
| 1 | any hammerstone or any mallet or any knappingtool | Tool, kept (may wear) |
| Qty | Makes |
|---|---|
| 1 | Flint Saw |
Use the Knapp Flint Saw recipe (Knapping category). You need Tree Branch or Medium Handle, Sharp Flint Flake, Twine or Leather Strips and these tools: any hammerstone or any mallet or any knappingtool.
It needs Knapping level 3.
You must learn this recipe before it shows in the crafting menu. It is learned automatically at Knapping 6. Reading Magazine: Cultures of Prehistory teaches it. You can also research it from Wood Saw, Hacksaw, Hacksaw Blade, Small Hacksaw, Small Hacksaw Blade.
It gives 40 XP in Knapping per craft.
Figures on this page are read from the Build 42 game files (42.22, November 2026). Chances are relative weights inside each loot table, not exact drop rates. Your game is the final word: if it disagrees with us, tell us and we will fix the page.