Hi Tudor, the Twist way goes like this - you start out with a straight extrusion:



Select the straight extursion block and then run Transform > Deform > Twist .


At the prompts where it asks you for the start and end point of the twist access, pick these 2 points on your cylinder's axis:


Then you input an angle value, each 360 degrees will be one turn, so you could type in 5*360 to do 5 turns for example:



- Michael