Translations:Thread for Screw Tutorial/89/en


 * When the profile sweeps the helix, the resulting solid coil must not touch or self-intersect as it will be an invalid solid. This holds for the profile moving along the helix, as well as intersections in the center of the helix. Attempts to do boolean operations with it (fuse or cut) are very likely to fail. Check the quality of the coil with ; if self-intersections are reported, you must increase the pitch of the helix.