About this 3D model

Do you need a keyring but you forgot to buy one? No problem, just print it! There are 3 sizes: small = inner diameter 15mm (~ 0.6 inches) medium = inner diameter 20mm (~ 0.8 inches) large = inner diameter 25mm (~ 1 inch) Print Settings Material: PLA Layer height: 0.2 mm Wall generator: Arachne Perimeters: 3 Top layers: 3 layers Bottom layers: 3 layers Top/Bottom Surface Pattern: Concentric Infill: doesn't matter, it's just perimeters Supports: no Check out a key holder I made here .