The product is a Hilti Fastener MQA-F 3/8" sleeve anchor, model 20S12, made in the United States. It comes in a quantity of 50, with the part number #377885/9. This type of fastener is commonly used in construction and industrial applications for securely attaching objects to concrete, block, or brick surfaces. Hilti is a well-known brand in the industry known for producing high-quality and reliable fastening solutions.  New old stock.