The Felco 5/3 pruning shear blade is a high-quality replacement blade designed for use with the Felco 5 and Felco 6 hand pruners. The blade is made of high-quality steel, which is heat-treated for maximum strength and durability. The sharp, precision-ground cutting edge ensures clean, precise cuts every time, while the sap groove prevents the blade from sticking and clogging with debris.The Felco 5/3 pruning shear blade is designed for use by professional landscapers, arborists, and gardeners who require a reliable and high-quality pruning tool. The blade is suitable for use on a wide range of plants, including fruit trees, shrubs, and ornamental plants.