diff --git a/src/net/torvald/terrarum/gameworld/GameWorld.kt b/src/net/torvald/terrarum/gameworld/GameWorld.kt
index 96e84657a..662f72223 100644
--- a/src/net/torvald/terrarum/gameworld/GameWorld.kt
+++ b/src/net/torvald/terrarum/gameworld/GameWorld.kt
@@ -572,6 +572,23 @@ open class GameWorld(
         }
     }
 
+    fun removeTileWireNoReconnect(x: Int, y: Int, tile: ItemID, bypassEvent: Boolean) {
+        val (x, y) = coerceXY(x, y)
+        val blockAddr = LandUtil.getBlockAddr(this, x, y)
+        val wireNode = wirings[blockAddr]
+
+        if (wireNode != null) {
+            if (!bypassEvent) {
+                Terrarum.ingame?.queueWireChangedEvent(tile, true, x, y)
+//                Terrarum.ingame?.modified(LandUtil.LAYER_WIRE, x, y)
+            }
+
+            // remove wire from this tile
+            wiringGraph[blockAddr]!!.remove(tile)
+            wirings[blockAddr]!!.ws.remove(tile)
+        }
+    }
+
     fun getWireGraphOf(x: Int, y: Int, itemID: ItemID): Int? {
         val (x, y) = coerceXY(x, y)
         val blockAddr = LandUtil.getBlockAddr(this, x, y)
diff --git a/src/net/torvald/terrarum/modulebasegame/gameitems/ItemWrench.kt b/src/net/torvald/terrarum/modulebasegame/gameitems/ItemWrench.kt
index 69ea50848..64430a2c8 100644
--- a/src/net/torvald/terrarum/modulebasegame/gameitems/ItemWrench.kt
+++ b/src/net/torvald/terrarum/modulebasegame/gameitems/ItemWrench.kt
@@ -5,6 +5,7 @@ import net.torvald.terrarum.App
 import net.torvald.terrarum.CommonResourcePool
 import net.torvald.terrarum.INGAME
 import net.torvald.terrarum.Terrarum
+import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZED
 import net.torvald.terrarum.gameactors.ActorWithBody
 import net.torvald.terrarum.gameactors.WireActor
 import net.torvald.terrarum.gameitems.FixtureInteractionBlocked
@@ -13,6 +14,7 @@ import net.torvald.terrarum.gameitems.ItemID
 import net.torvald.terrarum.gameitems.mouseInInteractableRange
 import net.torvald.terrarum.langpack.Lang
 import net.torvald.terrarum.modulebasegame.TerrarumIngame
+import net.torvald.terrarum.modulebasegame.gameactors.DroppedItem
 import net.torvald.terrarum.modulebasegame.gameactors.Reorientable
 import net.torvald.terrarum.modulebasegame.ui.UIItemInventoryCellCommonRes.tooltipShowing
 import net.torvald.unicode.getMouseButton
@@ -70,6 +72,10 @@ class ItemWrench(originalID: ItemID) : GameItem(originalID), FixtureInteractionB
         (INGAME as TerrarumIngame).getActorsUnderMouse(mwx, mwy).filterIsInstance<Reorientable>().firstOrNull()?.let { fixture ->
             fixture.orientClockwise()
             0L
+        } ?: (INGAME as TerrarumIngame).world.getWireGraphOf(mtx, mty, "wire@basegame:256")?.let {
+            (INGAME as TerrarumIngame).world.removeTileWireNoReconnect(mtx, mty, "wire@basegame:256", false)
+            (INGAME as TerrarumIngame).queueActorAddition(DroppedItem("wire@basegame:256", mtx * TILE_SIZED, mty * TILE_SIZED))
+            0L
         } ?: -1L
     }
 
@@ -77,6 +83,15 @@ class ItemWrench(originalID: ItemID) : GameItem(originalID), FixtureInteractionB
         (INGAME as TerrarumIngame).getActorsUnderMouse(mwx, mwy).filterIsInstance<Reorientable>().firstOrNull()?.let { fixture ->
             fixture.orientAnticlockwise()
             0L
+        } ?: (INGAME as TerrarumIngame).world.getWireGraphOf(mtx, mty, "wire@basegame:256")?.let {
+            val old = it
+            val new = when (old) {
+                5 -> 10
+                10 -> 5
+                else -> old
+            }
+            (INGAME as TerrarumIngame).world.setWireGraphOf(mtx, mty, "wire@basegame:256", new)
+            0L
         } ?: -1L
     }
 }
\ No newline at end of file