Nike SQ Machspeed Black Round Driver The Nike SQ Machspeed Black Round Driver creates optimal aerodynamics throughout the swing as air moves closely over and around the club head, reducing drag for maximum speed and energy at impact. Bigger is better! Choose round for more workability and explosive distance. STR8-FIT eight-position adjustability provides the ideal face angle for any swing, any shot and to help correct some of the most devastating hooks and slices.