01/01/2018 | OBS-SPI-042522 - End Of Life. In an effort to streamline our sourcing efforts, and become more efficient through manufacturing – the Spiralock® division of Stanley® Engineered Fastening has made the decision to obsolete the products on the following page to our Wire Thread Insert product line – inclusive of Tanged and Drive Notch® style inserts. In an effort to provide a LIKE product through one of our brands Heli-Coil® we have listed a suggested replacement SKU, additionally listed is the number of parts available in inventory should you need to order additional product. Tanged product with respective inventory will be available for shipment until the inventory reaches zero, where that respective part will no longer be available. Drive Notch® Inserts listed as discontinue will be available for purchase until July 2018, thereafter will no longer be available. | Product Change Notice Download |