A multifunctional shear saw, relating to the technical field of landscaping, mainly for use in resolving the problem that in the process of landscaping, green plants are usually planted, and when people trim branches, especially branches at high positions, a pair of ordinary garden shears is generally used, which is generally suitable for trimming thin branches at low positions. A shear head (1) is of a sickle-type structure a folding button (2) is mounted above the shear head (1) a saw head (3) is mounted on one side of the folding button (2) one side of the saw head (3) is arc-shaped, and saw teeth are provided on the other side stretching buttons (4) are provided at the upper middle parts of shear handles (5) each shear handle (5) is formed by fitting three stretchable devices together a fixing collar (6) is provided on the bottom end of the shear handle (5). When the multifunctional shear saw is used, the length of the shear handles (5) can be adjusted freely according to the height of branches to be trimmed, thereby resolving the problem of trimming branches at high positions the shear head (1) and the saw head (3) are integrated, so that thick and thin branches can be conveniently trimmed at the same time the configuration of the fixing collar (6) can facilitate the fixing of the shear handles (5) the shear saw is convenient to carry.La présente invention concerne une scie multifonctionnelle à cisaillement, concernant le domaine technique de laménagement paysager, principalement pour lutilisation dans la résolution du problème selon lequel dans le procédé daménagement paysager, des plantes vertes sont habituellement plantées, et lorsque les personnes élaguent les branches, notamment les branches en position élevée, une paire de cisailles ordinaires de jardin est généralement utilisée, qui convient généralement à lélagage des branches fines en position basse. Une tête de cisaillement (1) présente une structure de type faucille un bouton de pliage (2) est monté