Amazon.com: High-Strength Sheet Metal Screws - Durable Screws for Indoor and Outdoor Use - Versatile Screws for Crafting - 6-32 x 1/2" Size Solid Brass Machine Screws Flat Head Slotted Quantity 100 :
10-24 x 1 BRASS Slotted Round Head Machine Screws | The Nutty Company, Inc.
Small Parts Brass Machine Screw, Plain Finish, Round Head, Slotted Drive, 1/2" Length, #1-72 Threads (Pack of 25): Amazon.com: Industrial & Scientific
Amazon.com: SOLID BRASS MACHINE SCREWS PAN HEAD SLOTTED M3 3MM X 20MM ( pack of 10 ) : Industrial & Scientific