AOP Precast produced slab coil insert with high grade steel by Welder touch machine to ensure the good quality. The slab coil insert is designed for lifting thin precast concrete panels from the casting bed and for handling the panels until they are set into their final position. The slab coil insert should be set back 1/2" from the surface of the concrete, maintaining at least 3/4" of concrete below the insert. Minimum spacing between slab coil inserts is twice the minimum corner distance. Available in insert heights up to 4".