Maximum hand speed
What it measures
Maximum linear speed of the hands (or midpoint grip trace) through the downswing.
Units: mph
Why it matters
Practical proxy for how fast you move the handle into release; pairs with release transfer and peak clubhead speed.
Curated YouTube drill videos
Vector matches drill videos to your focus—contact, shot shape, start line, D-Plane.
Related metrics
Time from peak hand speed to impact, Release: hands to clubhead transfer, Clubhead Speed Max