Toughen Construct

School: Transmutation; Level: Artificer 2

Casting Time: 1 standard action

Components: V,S

Range: Touch

Target: Construct touched

Duration: 10 min. / level

Saving Throw: None; Spell Resistance: No

Source: ECB, pg. 116

This infusion functions exactly like Barkskin, except that it only applies to creatures of the construct type.