Shockless Hammer, Urethane Hammer, Dead Blow Hammer 【4774】 Head: Approximately 100mm Striking Surface: Approximately 45mm Total Length: Approximately 320mm Weight: Approximately 800g The listed weight includes the handle. There are scratches and dirt. Please check the photos for details. The 【】 at the end of the product title is our management number. #Kenko-do Hammers #Kenko-do Carpentry Tools #Kenko-do