DeWalt's 22-lb. D25901K demolition hammer combines a best-in-class weight to performance ratio with industry leading features that make the contractor's job significantly more comfortable. This product incorporates an anti-vibration system into its design, reducing vibration output of the tool by more than 60% compared to its competitors. This hammer is also as powerful as demolition hammers that weigh nearly 10 lbs. more. DeWalt. 800-433- 9258.