Hold the bat in your fingers, not deep in your palms
Place your bottom hand above the knob with the knuckles aligned
Place your top hand directly above the bottom hand
Keep the door-knocking knuckles of both hands lined up or slightly offset
Wrap your thumbs comfortably around the handle
Grip firmly but not tightly
Keep your wrists relaxed
Avoid choking up too much unless needed
Adjust hand placement for comfort and control
Recheck grip before each swing