With this ability, Kaito can control metal. With this, he can create weapons as needed, and pretty much...anything metal related. It's a kekkei genkai trait, inherited from his mother.
Kaito has control over the ice element. His ice seems to have a mysterious blue glow about it... And it is unlike regular ice. It doesn't melt, nor is it broken by conventional methods. Similiar to a trait of Pandora's kekkei genkai...
(Just a short version...will revise later)