Features: 1. Manual log splitting wedge fit to split tough oak, hickory, walnut, and sycamore, not recommended for knotty woods or large diameter hardwoods. 2. Diamond shaped cross section weakens logs at multiple angles and allows you to split the log in up to 4 directions which means splitting the log in a fraction of the time. 3. Wood splitter wedge with sharp pointed-tip end for easier hammer starting, spherical striking face provides centered and efficient blow; Wide, the flat head provides more splitting power. 4. Wood splitting wedge constructed from heat-treated and hardened 45 # steel and finished, for maximum strength and longevity that resists rust and corrosion. 5. 3.51b, 4.51b, 51b optional, to meet your different needs. Specification: Material: 45 # Steel Color: Gold Product Size: 7.5 x 7 x 16.5cm, 7.5 x 7 x 17.5cm, 7.5 x 7.5 x 17cm Product Weight: 1.5kg, 1.8kg, 2.2kg Package Included: 1 x Wood Splitter Wedge