The SDW features a barrel tip for a broad cymbal sound. It's fast, with great leverage, and is available in wood or nylon tip (SDWN). L = 16 1/4", Dia. = .560"The SDW2 features a short tear drop tip on a 5A shaft. It provides superior cymbal definition with excellent rebound. It is also now available with a nylon tip. L = 16", Dia. = .563"