Dieter Rams is an industrial designer closely associated with the consumer products company Braun and the Functionalist school of industrial design. His unobtrusive approach and belief in “less but better” design generated a timeless quality.
UI wheel and buttons properly termed constraint buttons. Wherever an intrinsic scale is present you can be sure constraint buttons are in the mix. Further more the circle or wheel design offers economy of design
This is a pretty creative ui element, it’s definitely not your ordinary white circle slider & to me the ui element itself looks like a construction cone so it makes sense it’s a slider for a drill, construction & drill go together, hopefully you get it (;