South Korean pro golfer Sungjae Im probably has the smoothest and in-sync putting game in the game today, as evident in his 1st PGA win at the 2020 Honda Classic. Aside from the fact that his putting is so swift, it's also consistent which is why he quickly climbed up the rankings with the win. Im is also using alignment rods in this drill, which will let the ball break off from it.

Click here to read more about Sungjae Im's putting drill.

Source: GOLF.com; RealFeelGolfMats