For securing mudsills and framing into concrete slabs or poured stem walls. Not for block installation or securing concrete sections together between cold joints. Features prevent base flange for proper anchoring into concrete. Use a minimum of 2 anchors per mudsill within 12 in of the end of each section. Meets NER 530 codes. For additional information including allowable loads and fasteners, please see USP Lumber Connectors charts in the Orgill paper catalog R7 Reference Pages. Online purchases are in packages of 50.