diff --git a/tools/adaptive-isogrid/src/nx/extract_sandbox.py b/tools/adaptive-isogrid/src/nx/extract_sandbox.py
index 5aa1f170..8b4e61ee 100644
--- a/tools/adaptive-isogrid/src/nx/extract_sandbox.py
+++ b/tools/adaptive-isogrid/src/nx/extract_sandbox.py
@@ -760,7 +760,6 @@ def main():
                 body=body,
                 sandbox_id=sandbox_id,
                 lister=lister,
-                chord_tol_mm=1.0,
             )
 
             out_path = os.path.join(output_dir, f"geometry_{sandbox_id}.json")