Merge pull request #7429 from Citadel-Station-13/kevinz000-patch-9

family heirloom toolboxes are now bulky items but take less stamina to swing, have 2 extra damage, as well as 20 extra damage to structures/objects

code/game/objects/items/storage/toolbox.dm

@@ -79,10 +79,17 @@
 	has_latches = FALSE
 
 /obj/item/storage/toolbox/mechanical/old/heirloom
-	name = "toolbox" //this will be named "X family toolbox"
+	name = "old, robust toolbox" //this will be named "X family toolbox"
 	desc = "It's seen better days."
-	force = 5
-	w_class = WEIGHT_CLASS_NORMAL
+	force = 12
+	total_mass = 2
+
+/obj/item/storage/toolbox/mechanical/old/heirloom/afterattack(atom/A, mob/user, proximity)
+	. = ..()
+	if(proximity)
+		if(isobj(A))
+			var/obj/O = A
+			O.take_damage(20)
 
 /obj/item/storage/toolbox/mechanical/old/heirloom/PopulateContents()
 	return