diff --git a/data/tetra/materials/metal/iron.json b/data/tetra/materials/metal/iron.json
deleted file mode 100644
index 9807136..0000000
--- a/data/tetra/materials/metal/iron.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-    "toolLevel": 3
-}