Impossible Bolt

thingiverse

Human: A mind-bending bolt constructed using a supporting nut to produce two identical heads. For more details and step-by-step instructions on the build, please visit my comprehensive guide on Instructables (https://www.instructables.com/id/Impossible-Bolt/). Bolt Specifications: * Head diameter: 17 * Head height: 6 * Thread outer diameter: 11.85 * Thread step: 1.5 * Counter sink depth: 2 Nut Settings: * Nut diameter: 17 * Nut height: 7 * Nut thread outer diameter: 12.35 (nut+ is 12.5, nut- is 12.1) * Nut thread step: 1.5 * Step shape degrees: 45 Supporting Nut Specifications: * Nut diameter: 20 * Nut height: 4 * Nut thread outer diameter: 12.35 (nut+ is 12.5, nut- is 12.1) * Nut thread step: 1.5 * Step shape degrees: 45 Print Settings Printer: Kossel Air Rafts: No Supports: No Resolution: 0.2mm or smaller Infill: 20-35%