1. Please allow slight error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.Features:1. Made of high speed steel, high strength, wear resistance, long service life.2. Manufactured with a durable cutting edge, accurate saw teeth cut quickly and smoothly.3. Smooth and unbroken edges, high cutting efficiency.4. Evenly arranged teeth are very incisive which ensure fast and fluent cutting.5. for weeding and harvesting, suitable for lawn mowers.Specification:Item Type: Grass Cutting BladeMaterial: High Speed SteelSize: Approx. 10 inches (255mm)Number of teeth: 40T/60T (optional)Inner Hole Diameter: Approx. 25.4mm / 1inUses: Suitable for lawn mowers, weeding and harvesting.Package List:1 * Grass Cutting BladeNote:1. Please allow slight error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard