Ports event system from Bay

code/game/objects/items/weapons/tools.dm

@@ -79,7 +79,7 @@
 
 	if (prob(75))
 		src.pixel_y = rand(0, 16)
-	return
+	..()
 
 /obj/item/weapon/screwdriver/attack(mob/living/carbon/M as mob, mob/living/carbon/user as mob)
 	if(!istype(M) || user.a_intent == "help")
@@ -114,6 +114,7 @@
 	if(prob(50))
 		icon_state = "cutters-y"
 		item_state = "cutters_yellow"
+	..()
 
 /obj/item/weapon/wirecutters/attack(mob/living/carbon/C as mob, mob/user as mob)
 	if(user.a_intent == I_HELP && (C.handcuffed) && (istype(C.handcuffed, /obj/item/weapon/handcuffs/cable)))
@@ -162,12 +163,12 @@
 	reagents = R
 	R.my_atom = src
 	R.add_reagent("fuel", max_fuel)
-	return
+	..()
 
 /obj/item/weapon/weldingtool/Destroy()
 	if(welding)
 		processing_objects -= src
-	..()
+	return ..()
 
 /obj/item/weapon/weldingtool/examine(mob/user)
 	if(..(user, 0))