M.2 SSD Mounting Screws Kit for Gigabyte & MSI Motherboards - Micro Connectors, Inc.
Everbilt #8 x 2 in. Phillips Flat Head Zinc Plated Wood Screw (50-Pack) 801862 - The Home Depot
Missing M.2 Screw? Here's What You Can Do
Hillman #2-56 x 1/2 in. Phillips Pan-Head Machine Screws (50-Pack) 3729 - The Home Depot
Amazon.com: #12 X 2-1/2" Stainless Phillips Flat Head Sheetmetal Screw (1/2" to 3" in Listing) 100 Sheet Metal Screws, 82 Degrees (#12 x 2-1/2") : Industrial & Scientific