diff --git a/src/kiri-mode/cam/client.js b/src/kiri-mode/cam/client.js
index 39554b0b..f029fc94 100644
--- a/src/kiri-mode/cam/client.js
+++ b/src/kiri-mode/cam/client.js
@@ -144,12 +144,8 @@ CAM.init = function(kiri, api) {
         isIndexed = undefined;
         isCamMode = mode === 'CAM';
         SPACE.platform.setColor(isCamMode ? 0xeeeeee : 0xcccccc);
-        api.uc.setVisible($('set-tools'), isCamMode);
         api.uc.setVisible($('camops'), isCamMode && isArrange);
         api.uc.setVisible(UI.func.animate, isCamMode);
-        // $('set-tools').style.display = isCamMode ? '' : 'none';
-        // $('camops').style.display = isCamMode && isArrange ? 'flex' : '';
-        // UI.func.animate.style.display = isCamMode ? '' : 'none';
         if (!isCamMode) {
             func.clearPops();
             func.tabClear();
diff --git a/src/kiri/main.js b/src/kiri/main.js
index 9e10e611..bb2ff749 100644
--- a/src/kiri/main.js
+++ b/src/kiri/main.js
@@ -919,8 +919,9 @@ gapp.register("kiri.main", [], (root, exports) => {
             current.device = clone(current.cdev[mode]);
             api.event.emit('device.set', currentDeviceName());
         }
-        // really belongs in CAM driver (lots of work / abstraction needed)
-        // updateStockVisibility();
+        // hide/show
+        api.uc.setVisible($('menu-nozzle'), mode === 'FDM');
+        api.uc.setVisible($('set-tools'), mode === 'CAM');
         // updates right-hand menu by enabling/disabling fields
         setViewMode(VIEWS.ARRANGE);
         UC.setMode(MODE);
diff --git a/src/kiri/platform.js b/src/kiri/platform.js
index c75ac2d8..52280477 100644
--- a/src/kiri/platform.js
+++ b/src/kiri/platform.js
@@ -247,7 +247,6 @@ function platformUpdateSelected() {
         let disC = selwid.filter(w => w.meta.disabled === true).length;
         enable.style.display = disC ? 'flex' : 'none';
         disable.style.display = enaC ? 'flex' : 'none';
-        ui.nozzle.classList.remove('hide');
         if (api.feature.meta && selcount === 1) {
             let sel = selwid[0];
             let name = sel.meta.file || sel.meta.url;
@@ -276,11 +275,8 @@ function platformUpdateSelected() {
         ui.mesh.name.innerText = '[0]';
         ui.mesh.points.innerText = '-';
         ui.mesh.faces.innerText = '-';
-        ui.nozzle.classList.add('hide');
     }
 
-    ui.nozzle.style.display = extruders && extruders.length > 1 ? 'flex' : '';
-
     if (extruders) {
         for (let i = 0; i < extruders.length; i++) {
             let b = $(`sel-ext-${i}`);