CP is offering you a choice of more than 20 hammers designed for both construction and industrial applications, to best match your particular needs:
CP 0012: for light chipping duties. Precise control with a handle design similar to CP0009, 12 lbs (5.5 Kg)
CP 4123: Powerful, yet compact and lightweight. Available in 2′, 3′ and 4′ stroke versions, 13-15 lbs (6-7 Kg).
CP 4125: Premium quality chippers with additional features such as ring valve and chrome plated cylinder for extra durability and better performance in dirty environments such as foundries, 13-15lbs (6-7Kg).