WEB1-48 of over 200,000 results for "small metal key rings" Results. Check each product page for other buying options. Price and other details may vary based on product size and color. Overall Pick. YHYZ Split Key Ring Circle Assorted, Round Keyring Durable 5 Sizes (1/2 inch, 3/4 inch,1 inch, 1.25 inch, 1.38 inch) 2,634. 2K+ bought in past month. $499