Fixed stacks sometimes having the wrong amount if created on another stack

code/modules/antagonists/swarmer/swarmer.dm

@@ -493,10 +493,10 @@
 	D.pixel_z = target.pixel_z
 	if(do_mob(src, target, 100))
 		to_chat(src, "<span class='info'>Dismantling complete.</span>")
-		var/obj/item/stack/sheet/metal/M = new /obj/item/stack/sheet/metal(target.loc)
-		M.amount = 5
+		var/atom/Tsec = target.drop_location()
+		new /obj/item/stack/sheet/metal(Tsec, 5)
 		for(var/obj/item/I in target.component_parts)
-			I.forceMove(M.drop_location())
+			I.forceMove(Tsec)
 		var/obj/effect/temp_visual/swarmer/disintegration/N = new /obj/effect/temp_visual/swarmer/disintegration(get_turf(target))
 		N.pixel_x = target.pixel_x
 		N.pixel_y = target.pixel_y
@@ -505,7 +505,7 @@
 		if(istype(target, /obj/machinery/computer))
 			var/obj/machinery/computer/C = target
 			if(C.circuit)
-				C.circuit.forceMove(M.drop_location())
+				C.circuit.forceMove(Tsec)
 		qdel(target)