The extra features of the CP 4125 make it more suitable for tough construction and industrial applications, including foundaries, shipyards, refineries, or fabrication shops. Even in hot, dirty working conditions, the reliable CP 4125 will consistently hit hard and last longer than conventional hammers. Unique ring valve as standard for harder blow in tough applications or dirty environments, Chrome plated cylinder for extra durability, Spline locking to prevent loosening of handle or cylinder, Powerful, yet compact and lightweight, Rugged construction, hardened steel cylinder and handle, Teasing throttle for precise control, Open grip handle with self closing outside trigger and Available in 2in., 3in., and 4in. cylinder stroke versions. Choice of bushing: .680in. Round chisel rotates freely; .580in. Hex prevents chisel rotation. WHIP HOSE NOT INCLUDED – SOLD separately.