Titen HD screw anchors are high strength anchors designed to be quickly and easily installed in cracked and uncracked concrete applications. These anchors are code listed by ICC-ES for cracked and uncracked concrete applications under the 2009 IBC. All Titen HD screw anchors feature a patented thread design with serrated cutting teeth for easy installation. These zinc concrete screws are designed for use in dry, interior, and non-corrosive environments or temporary outdoor applications.