I used it to lubricate bearings on a homemade 3D printer and for this purpose Molykote checks most required fields (NLGI 2, base oil viscosity 50-100 at 40Β°C, suitable for low speed bearings etc.). In hindsight, I should have gone with the SuperLube that other people use to lubricate their linear bearings, but I wanted the "best" for this build, and that doesn't contain any harsh additives like PTFE or whatever. But as another reviewer points out, the smell of this stuff really should be aβ¦