• (Height 5.9 x Width 2.4 inches (15 x 6 cm), Mounting Hole Inner Diameter 0.8 inches (2 cm) • High manganese steel with excellent abrasion resistance and shock resistance: Reduces wear due to contact with stones and hard soil, and provides excellent durability even for long periods of work. Strong support for tilling work in hard soils • Efficiently Plow Soil and Significantly Reduces Time in Gardening: The sharp edge design allows for less resistance and smooth penetration into soil. Easier and faster way to raise soil in your garden or field • Easy to install in 5 seconds, no tools required: No complicated tools or complicated procedures are required. Even women and the elderly can easily change the blade. Change between work smoothly • Damage to packaging materials: Because this product is a heavy metal product, the outer cardboard and packaging bag may be damaged due to vibration or impact during transportation. This does not affect the functionality or quality of the product itself, but if by any chance, it becomes damaged or if you see any abnormalities, please contact customer service immediately. We will do our best to serve you