👉   Play freely and build endless fun at home with STEMFIE, the free 3D-printable educational toy   👈 

The classic STEMFIE spanner tool just got updated, giving it new features to grip threaded fasteners. Check out the video below and download the latest version from this link.


 Spanner Nut SPN TOL 0004 category assembly 2 stemfie.org

Spanner Nut SPN TOL 0004 FreeCAD topSpanner Nut SPN TOL 0004 FreeCAD bottom

Quick-print sample

STEMFIE.org Quick print sample shoulder screw pin nut washers brace

The STEMFIE Quick-print Sample file is an easy way to test a few STEMFIE parts and fasteners. You can also check the STEMFIE Calibration File for more elaborate types of fasteners.



STEMFIE is a free, open-source, 3D-printable construction set toy that helps children learn STEM! Download the files freely, and please support my efforts to expand this project.