Vaughan 585-12 DB150 Dead Blow Hammer with 1-1/2-Inch Face Diameter Heads are partially filled with steel shot to increase impact and reduce rebound One-piece threaded faces feature a shoulder to absorb the force of side blows, protecting the threads The one-piece, aluminum alloy heads are serrated to help keep the faces tight Face diameter: 1 1/2-Inches Weight 1 1/2 pounds