Titanium bolt in Ryllus
When you are at the mysterious wall go backwards and turn your camera around, There should be a titanium bolt there. This should be after you use the launcher mimic plant for the second time. Alternate -- go down the flight of stairs, kill the little guys and head out of that area. At the next door, there's another flight of stairs leading up to the bolt.
Titanium bolt in Dayni Moon
Ater the area with the sheep and the robot with the really big gun for the first time there should be a farmhouse with two mimic plants, one light blue and one purple. If it is day, water the blue one, careful there are sheep inside. After you kill all the sheep plant the blue one, while it's day, on the farthest electro-soil patch. Next water the puple one and put it on to the closest electrosoil patch. This should make two flowers with spirals under them. Jump on the shorter one and then to taller one. Finally give a quick jump on the taller one and press and hold X. Try to land on top of the farmhouse and you should end up in a tunnel. At the end of the tunnel should be the bolt.
Titanium Bolt on Pokitaru
When you go onto the second boat after the crab island, there are two pieces of land with robots. On the second piece of land, jump off and head towards the side of the building to your left. There's a bolt on a narrow strip of land.
Titanium Bolt on Medical Outpost Omega
Locate the area where you to do the wall jumps. At the top of that particular section, look at the grind lock. Spin around 180 degrees and the bolt should be there.
Titanium Bolt in Clank's Head
At the start of the course, use the zipline going down. Once you land, turn around to face the stairs going back up to the stage's starting spot. Go around those stairs and you will see a platform leading to the bolt.
Titanium Bolt in Challax
Head into the city and after passing by the first purple electro-fence, turn to the left and there is a a baggage claim or conveyor device. Wait there for a little while until the bolt appears.
Go to the spot where you need to destroy the statue of Otto using a mimic plant. Work around to the other side of the plant and launch a bomb at the walls using the wrench. A secret wall conceals the hidden bolt.
Titanium Bolt in Dreamtime
When you reach the hangar with the first mirror, do not go into the hangar yet. There're some bars nearby you can jump through for the bolt.
Towards the end of the stage, near the gadgetron vendor is a portal exit (a black hole). Crouch and toss the wrench past the portal (at the bolt) and get teleported to a new area where you need to jump across breakable boxes for the prize.
Titanium Bolt in Kalidon
On the left side of your ship, go to the edge and press SELECT. You should be able to find the bolt in a crater.
The first place in the stage when the shrink ray is used, go around the left pillar (at the doorway) and bolt get.