This exercise is inspired by a rhythm played by John Dolmayan with the band System of a down.
The hi-hat are playing the 8th notes triplets along the bass drum and the snare drum pulse.
The fills are powerfull orchestrated with some 8th and 16th notes triplets combinations.
The exercise with the simplified rhythm played on the hi-hat, the bass drum and the snare drum..
The exercise with the complete rhythm and the fills combinations accentuated by the crash cymbal..