HOW-TO - Handdrill w. floating technique, hand movs. secrets revealed (slovak with eng subs)

ENGLISH: probably I will add subs in english later, but soon (I hope ;) . SLOVAK: Detailne a komentovane video, ako by sa mal (podla mna) vykonavat handdrill technikou plavajucich ruk. Kedze som sa dost venoval tomu aby som neblabotal nezmysly, tak vysle