diff --git a/core/nodeslicer/nodes/base.py b/core/nodeslicer/nodes/base.py
index 9afed37..c16cc93 100644
--- a/core/nodeslicer/nodes/base.py
+++ b/core/nodeslicer/nodes/base.py
@@ -127,10 +127,11 @@ class MathNode(SliceNode):
 class SliceNodeJoiner(SliceNode):
     socket_type: str = ""
     output_socket_type: str = ""
+    socket_label: str = ""
 
     def init(self, context):
-        self.add_output(self.output_socket_type or self.socket_type)
-        self.add_multi_socket_group(self.socket_type)
+        self.add_output(self.output_socket_type or self.socket_type, name=self.socket_label)
+        self.add_multi_socket_group(self.socket_type, name=self.socket_label)
 
 class ExecSliceNode(SliceNode):
     button_label: str = 'Execute'
diff --git a/core/nodeslicer/nodes/gcode.py b/core/nodeslicer/nodes/gcode.py
index 2d0a343..e6d3d82 100644
--- a/core/nodeslicer/nodes/gcode.py
+++ b/core/nodeslicer/nodes/gcode.py
@@ -179,6 +179,7 @@ class SLICENODE_JoinGcode(SliceNodeJoiner):
     bl_label = "Join Gcode"
     socket_type = "NodeSocketString"
     output_socket_type = "NodeSocketString"
+    socket_label = "Gcode"
 
     def evaluate_output(self, socket_name: str, **_kwargs) -> str:
         from ....infra.blender.blender_slice_nodes_generic import resolve_input
@@ -196,8 +197,8 @@ class SLICENODE_LoadGcode(SliceNode):
     bl_label = "Load Gcode File"
 
     def init(self, context):
-        self.add_input("NodeSocketString", "Filepath")
-        self.add_output("NodeSocketString")
+        self.add_input("NodeSocketStringFilePath", "Filepath")
+        self.add_output("NodeSocketString", name= "Gcode")
 
     def evaluate_output(self, socket_name: str, **_kwargs) -> str:
         path = self.resolve("Filepath")
diff --git a/core/nodeslicer/nodes/mesh.py b/core/nodeslicer/nodes/mesh.py
index 2ae35d7..1ae36d5 100644
--- a/core/nodeslicer/nodes/mesh.py
+++ b/core/nodeslicer/nodes/mesh.py
@@ -748,17 +748,11 @@ def _rename_slicing_item(geom: Any, new_name: str) -> Any:
 class SLICENODE_RenameMesh(SliceNode):
     bl_label = "Rename Mesh"
 
-    new_name: NfStringProperty(name="Name", default="RenamedMesh")  # pyright: ignore[reportInvalidTypeForm]
-
     def init(self, context):
         self.add_input("SLICESOCK_Mesh", "Geometry")
         self.add_input("NodeSocketString", "Name")
         self.add_output("SLICESOCK_Mesh", "Geometry")
 
-    def draw_buttons(self, context, layout):
-        assert layout
-        layout.prop(self, "new_name")
-
     def evaluate_output(self, socket_name: str, **_kwargs) -> Any:
         if socket_name != "Geometry":
             return None
@@ -768,7 +762,7 @@ class SLICENODE_RenameMesh(SliceNode):
             return None
 
         name_socket: str | None = self.resolve("Name")
-        target_name = name_socket if name_socket else self.new_name
+        target_name = name_socket
         if not target_name:
             return geom
 
diff --git a/core/nodeslicer/nodes/output.py b/core/nodeslicer/nodes/output.py
index 723583b..f8f38f7 100644
--- a/core/nodeslicer/nodes/output.py
+++ b/core/nodeslicer/nodes/output.py
@@ -73,7 +73,7 @@ class SLICENODE_GcodeToTextBlock(ExecSliceNode):
 
     def init(self, context):
         self._init_exec()
-        self.add_input("NodeSocketString")
+        self.add_input("NodeSocketString", "Gcode")
 
     def draw_buttons(self, context, layout):
         super().draw_buttons(context, layout)
@@ -109,7 +109,7 @@ class SLICENODE_StartPrint(ExecSliceNode):
 
     def init(self, context):
         self._init_exec()
-        self.add_input("NodeSocketString")
+        self.add_input("NodeSocketString", "Gcode")
         self.add_input("SLICESOCK_Printer")
 
     def evaluate(self, operator=None):