Master the rudiments and put a razor's edge on your technique with Dave "Bedrock" Bedrosian . He covers how to play and practice 40+ different rudiments; single and double stroke rolls; diddle rudiments; flams and drags; multiple bounce rolls; and more. Printable .pdf rudiments sheets are included. Daily practice with this DVD will produce results in 30 days or less! Valuable instruction on how to play and practice more than 40 different rudiments! Single stroke rolls Double stroke rolls Diddle rudiments Flams and drags Multiple bounce rolls Swiss rudiments Advanced flams Advanced drags and more.