This is a tungsten tube for tig welding electrodes it has both files for 1.6mm and 2.4mm tungsten it has a gridfinity base for organised storage in your workshop, a loop at the top for a carabiner or lanyard or can be stored in a pocket or tool bag.
no additional materials required 100% 3d printed (optional magnets for gridfinity base). holds 19 electrodes in each tube
Gridfinity design is based on Zach Freedmans original design but does not allow stacking.