There is disclosed a method of inserting a reinforcing rod into a hole in a laminated material. The method comprises a feed operation in which a feed clamp clamps a rod whilst moving towards the laminated material to feed an end section of the rod through a guide clamp into a hole in the laminated material. The method further comprises a re-supply operation in which the feed clamp releases the rod and moves relative the rod along a return direction away from the laminated material whilst the guide clamp clamps the rod. A corresponding insertion head for inserting a reinforcing rod, and insertion equipment comprising the insertion head and a controller is also disclosed.