Every survivor can equip a non-weapon tool, pet, vehicle, etc in addition to one weapon.
Cowboy Hat
+2 Leadership
Megaphone
+1 Leadership
Top Hat
+3 Leadership
Guitar
Unknown, Likely will boost morale
Deck of Cards
Unknown, Likely will boost morale
Radio
Flare Gun
Grenade
Mine
Pipe Bomb
Leather Jacket
Flak Jacket
Helmet
Pair of Binoculars
+1 Scavenging
Scissors
Flashlight
Crowbar
+1 Defense +2 Scavenging
Backpack
+3 Scavenging
Wrench
+1 Construction
Saw
Pickaxe
Toolbox
+4 Construction
Sledgehammer
+2 Defense +2 Construction
Hammer
+1 Defense +3 Construction
Medical Kit
+1 Engineering
Science Book
+2 Engineering
Chemistry Kit
+3 Engineering
Soldering Iron
Rottweiler
+2 Defense, Perk: Pet Owner
Retriever
+2 Leadership, Perk: Pet Owner
Chihuahua
+1 Scavenging, Perk: Pet Owner
Kitten
???, Perk: Pet Owner
Car
Perk: Vehicle
Truck
Perk: Vehicle
Motorcycle
???
Bicycle
???
Horse
Armored Car
Perk: Vehicle