About this 3D model
A simple kubotan i designed for woman hand size, informations to print : Infill 100% (to get the maximum solidity) 0.16 or 0.2 / ABS or PLA Can be linked to a key holder, easy to transport in a bag!You can play a bit with the sizes under cura to make the size you want,butdo not make it to "fine", to get the maximum solidity... It's better than your littles hands or your nails, in case of problem! https://www.youtube.com/watch?v=XpGWkNssRZk