A good free download from Hudson music: mp3 and score from Double Pedal Metal By Steve Kilgallon
[...]the Double Pedal Metal book by Steve Kilgallon contains charts along with easy, intermediate and advanced groove suggestions, fill variations, and tons of hints and tips. The book also examines and explains the advanced styles and techniques that are being played by the world’s heaviest drummers and bands[...]
Download: the pdf file, the mp3 play along file

Some unisono exercises to pratice the single stroke roll on snare drums and double bass played. Rolls are either alternate and consecutive
Download score : double bass drum independence and coordination, part 4. Triplets
(for other stuff check the double bass drum category)
Per la versione in italiano di questo post

Some basic exercises dedicated to double bass drum and tecnique on double bass pedal. Warm-up, coordination hands/feet and indipendence. Using rudiments (single and double stroke rolls and paradiddles) we play double bass and double ride cymbal (left and right) Download Sheet

(for other stuff check the double bass drum category)

Clicca qui per la versione in italiano di questo post