Chisel

A ring. It stands upright, with its hole facing along the object’s local Y axis. It has no rounding.

Torus

Settings

the SDF panel of a Torus

SettingDefaultRangeWhat it does
Major Radius0.7> 0 (soft 10)From the centre to the middle of the tube
Minor Radius0.3> 0 (soft 5)The tube’s radius. Past the Major Radius the hole closes

The rows every shape has are in Properties Panels.

Minor Radius

Right-click ▸ Minor R (also in the Q pie’s West wedge) starts a drag of Minor Radius: move the mouse away from the centre for a thicker tube, towards it for a thinner one.

right-click, Minor R, then a drag in and back out

Redo panel

After adding, the redo panel (F9) has:

SettingDefaultRangeWhat it does
Major Radius0.7> 0Ring radius
Minor Radius0.3> 0Tube radius
AlignWorldWorld · View · 3D CursorRotation of the new shape

See also