A kind of shrub and hedge trimmer of changeable Pruning model a comprising shrub and hedge trimmer and a switch unit； Shrub and hedge trimmer have first and second lever being articulated, one is hubbed on the blade of the first lever and one is hubbed on the connecting rod of the second lever, and blade has a scallop and a lug, there is lug a special action edge can be pressed on switch unit, and connecting rod one end is equipped with the bolt for being set in scallop； Switch unit mainly has a rolling element, and rolling element can be made close to or far from the lug at blade Hou end. Thereby, this creation, which may achieve, is switched to primary force cutting, or force cuts two kinds of operation modes by several times.一種可切換修剪模式之修枝剪，其包括一修枝剪及一切換單元；修枝剪具有相樞接的第一及第二握柄，一樞設在第一握柄的刀片，及一樞設在第二握柄的連桿，刀片具有一齒形孔及一凸片，凸片具有一特殊的作用邊可抵壓在切換單元，而連桿一端設有穿置在齒形孔的插銷；切換單元主要具有一滾動體，能使滾動體靠近或遠離刀片後端的凸片。藉此，本創作可達成切換為一次施力剪斷，或分次施力剪斷兩種操作模式。
