diff --git a/resources/extruders/anet3d_extruder_left.def.json b/resources/extruders/anet3d_extruder_left.def.json
deleted file mode 100644
index 7f06127c0c..0000000000
--- a/resources/extruders/anet3d_extruder_left.def.json
+++ /dev/null
@@ -1,21 +0,0 @@
-{
-    "version": 2,
-    "name": "Extruder 1",
-    "inherits": "fdmextruder",
-    "metadata": {
-        "machine": "anet3d",
-        "position": "0"
-    },
-
-    "overrides": {
-        "extruder_nr": { "default_value": 0 },
-        "machine_nozzle_size": { "default_value": 0.4 },
-        "material_diameter": { "default_value": 1.75 },
-        "machine_extruder_start_code": {
-          "default_value": ";start T0\n\n\nG92 E0\nG1 E80 F2000\nG92 E0\n\nM117 printing...\n"         
-        },
-        "machine_extruder_end_code": {
-           "default_value": "\nG92 E0\nG1 E-80 F2000\nG92 E0\nM105\nM109 S210\nM106 S255\nM205 X25 Y25\nG0 F9000 X270 Y220;end T0\n\n"
-        }
-    }
-}
diff --git a/resources/extruders/anet3d_extruder_right.def.json b/resources/extruders/anet3d_extruder_right.def.json
deleted file mode 100644
index b085dbd0a9..0000000000
--- a/resources/extruders/anet3d_extruder_right.def.json
+++ /dev/null
@@ -1,21 +0,0 @@
-{
-    "version": 2,
-    "name": "Extruder 2",
-    "inherits": "fdmextruder",
-    "metadata": {
-        "machine": "anet3d",
-        "position": "1"
-    },
-
-    "overrides": {
-        "extruder_nr": { "default_value": 1 },
-        "machine_nozzle_size": { "default_value": 0.4 },
-        "material_diameter": { "default_value": 1.75 },
-        "machine_extruder_start_code": {
-          "default_value": ";start T1\n\n\nG92 E0\nG1 E80 F2000\nG92 E0\n\nM117 printing...\n"         
-        },
-        "machine_extruder_end_code": {
-           "default_value": "\nG92 E0\nG1 E-80 F2000\nG92 E0\nM105\nM109 S210\nM106 S255\nM205 X25 Y25\nG0 F9000 X270 Y220;end T1\n\n"
-        }
-    }
-}