If you struggle with keeping your hands in the same position from address to impact position, it’s because you start with your hands way too low.
Swinging the driver while on your knees is a great exercise to feel how your arms loosen up and your wrists work.
The L to L Drill uses the lever system by creating 90-degree angles. Make an L on the backswing and a reverse L on the follow-through.
Get a feel for your backswing by starting your initial swing at the follow-through position. You will feel the momentum of the club and the arc of the swing.