Description: Hammer Diameter: 25/30/35/40/45mm Made of high-quality rubber + steel materials, it is strong and durable and can be used for a long time. Ergonomically designed handle, comfortable grip, non-slip and not easy to fall off, suitable for long-term use. Lightweight, compact structure, easy to carry and store. Suitable for home decoration, DIY work and outdoor work, etc. Specification: Material:Rubber+Steel Type:Hammer Size Chart: 25mm: Length: 245mm/9.65inch; Hammer head length: 65mm/2.56inch; Percussion surface: 23mm/0.91inch; Handle length: 220mm/8.66inch 30mm: Length: 255mm/10.04inch; Hammer head length: 80mm/3.15inch; Percussion surface: 28mm/1.10inch; Handle length: 230mm/9.06inch 35mm: Length: 265mm/10.43inch; Hammer head length: 88mm/3.46inch; Percussion surface: 33mm/1.30inch; Handle length: 235mm/9.25inch 40mm: Length: 300mm/11.81inch; Hammer head length: 95mm/3.74inch; Percussion surface: 38mm/1.50inch; Handle length: 260mm/10.24inch 45mm: Length: 310mm/12.20inch; Hammer head length: 100mm/3.94inch; Percussion surface: 43mm/1.69inch; Handle length: 265mm/10.43inch Package Includes: 1x Installation Hammer Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!