If you're using this to keep something tiny still, it's not too bad. The internal vise inserts are very poorly made, with slots way off center. If you need it to rotate the micro drill, it's almost useless. However, if you're using it to hold a drill and rotate an object that needs a hole, it might work. Like everyone else, they are covered in an absurd amount of oil. It is not a light sheen that needs a quick wipe before use, it feels very greasy. Oil is not easily removed through deepβ¦