materials: The blades of the gardening scissors are made of high-carbon SK5 steel, which does not rust and is permanently sharp. Special process: the blade is hardened and hardened at high temperature to reach a hardness of HRC62 or more, allowing it to cut branches up to 30MM in diameter. Hard chrome plating of the blade surface to provide optimal protection against rust and sap corrosion, reduce friction, improve smoothness and extend life. Plant health: blades sharp for the most precise, sterile and clean cuts without hurting plants, which is essential for plant health. The perfect gardening tool for pruning and harvesting gardens, orchards, nurseries, potted plants, greenhouses, hydroponics, plants, fruits, herbs, flowers, bonsai, branches and more. Safety: Garden shears feature a unique safety lock that prevents you from accidentally cutting your fingers and protects the blades when not in use. p> Comfortable and effortless: The handle of the pruner is made of aircraft-grade aluminum alloy, lightweight and sturdy. The ergonomic, non-slip, effortless and vibration-damping design ensures better protection of the health of your hands and wrists and makes you feel comfortable during work.