Small object manipulation stuff

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

@@ -99,8 +99,7 @@
 		var/mob/living/carbon/human/H = M
 		if(H.species.flags & IS_SYNTHETIC)
 			return
-	if (!(istype(usr, /mob/living/carbon/human) || ticker) && ticker.mode.name != "monkey")
-		user << "\red You don't have the dexterity to do this!"
+	if (!usr.IsAdvancedToolUser())
 		return
 
 	M.attack_log += text("\[[time_stamp()]\] <font color='orange'>Has been injected with [name] by [user.name] ([user.ckey])</font>")

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

@@ -17,6 +17,9 @@
 	var/trashtype = null //For disposable cuffs
 
 /obj/item/weapon/restraints/handcuffs/attack(mob/living/carbon/C, mob/user)
+	if(!user.IsAdvancedToolUser())
+		return
+
 	if(CLUMSY in user.mutations && prob(50))
 		user << "<span class='warning'>Uh... how do those things work?!</span>"
 		apply_cuffs(user,user)