Modular Lock Picking Trainer – Learn & Fidget

Want to learn lock picking… or just enjoy a super satisfying mechanical fidget?This Lock Picking Trainer combines realistic feedback, customisable difficulty, and a fun tactile mechanism into one print.🧠 What This IsA functional lock-picking trainer + fidget toy designed to simulate the feel of pin-tumbler locks.Perfect for:Learning the basics of lock pickingPracticing tension and pin controlOr just enjoying a fun, mechanical fidget toy✨ Key Features🔧 Realistic Pin Mechanism – Simulates pin stacks for authentic feedback and realistic picking🎚️ Adjustable Difficulty – Swap springs to change resistance & feel, change pin number and bitting, and trial more difficult pin geometry🧩 Modular Design – Easy to assemble, modify, and experiment🎮 Fidget-Friendly – Satisfying tactile experience to keep hands occupied while watching TV or other mental tasks🖨️ Fully 3D Printable – Optional metal spring⚙️ Spring Options (Important!)You have two options:Option 1 – DIY Spring using PLAWrap filamen