APT-PH111 Gerson-Type Mallet Hammer 4 Jewelry Metal Stamping & Forming 10oz Well balanced with Non-hardened steel head Black Handle with Ergonomic grip is smooth to the touch Steel head is threaded on to handle (wont slip off) Approx Dimension / Weight: Head: 4-3/5oz, Head Diameter: 15/16" Approx Dimension / Weight: Head Length: 1-7/8", Overall Length: 8-1/8", Total: 10oz