The Chicago Pneumatic line of seven forward and reversible asphalt plates range in operating weight from 344 to 1,111 pounds, and centrifugal forces ranging from 7,875 to 13,488 pounds. Available with gas-powered Honda engines or diesel-driven Hatz engines, the wear-and-tear resistant plates have heavy-duty frames and engine covers designed to protect vital components. Bottom plates are constructed from Hardox 400 steel with a hardness of 400 HBW, which leads to longer service life. www.cp.com/usen/