1. Material: 6061-T6 aviation aluminum 2. Material: Aluminum alloy material, sandblasted 3. Process: stamping + anodizing 4. Features: DIY fun, all the keys and small tools (knife, wrench) are gathered together 5. It is not limited to keys, as long as the user likes, it is possible to integrate U disk and RFID chip together 6. Size: 8.8cmx1.7cmx1.8cm (the thickness of the aluminum sheet is 2mm) 7. Single set weight: 20 grams
Instructions: 1. Hold the coin and twist it across the (screw) a few times 2. Put the key in 3. Finally tighten again
