The ProMark Shira Kashi Oak PW747BW "Super Rock" Drum Sticks are designed for the heaviest of hitters. Excellent large stick for rock. When the 747 "Rock" stick is not enough, the 747B provides extra length and diameter.

Shira Kashi Oak is a dense and heavy wood providing a sturdy feel in your hand and excellent ride cymbal articulation. Sticks made of this Japanese Oak are exceptionally durable and usually last longer than other types of wood.
Diameter: .590" Length: 16 3/4"
Oval wood tip provides a dark, warm tone suited for multiple applications
Thick, Medium taper for balanced response and rebound

 
Diameter:  .590"Length:  16 3/4"Tip Material:  Wood Tip Shape:  Oval