The Milwaukee® 16oz Steel Ball Peen Hammer features a SHOCKSHIELD™ Grip reduces vibration up to 10x more than the competition. The hammer’s precision balanced design offers more control when swinging to strike objects. The Peen end can shape, form, and spread metal while the smooth face is meant to strike punches, and chisels. The Steel Ball Peen Hammers are backed by a Lifetime Guarantee.