Lightweight Jeweler"s Rubber/Plastic Hammer Two Heads Of Different Material For Versatility Light Weight - Only 4 Ounces Solid Wood Handle If you work with Metals, you will need a hammer with rubber and plastic heads to avoid scratches. Use to flatten wire or other metal pieces. Head is 2 1/2 Inch long. Heads narrow to 5/8 inch. 9 1/2 Inches total length.9.5 Inches total length. PLEASE NOTE: We recommend eye protection with the use of any tools.