PROBLEM TO BE SOLVED: To provide a hook attachment structure of a top handle saw, which makes a hook hardly come off even when a tightening force of a fixing screw is decreased, which makes safety high, and which facilitates attachment of the hook.SOLUTION: Engagement pieces 20B and 20C of a hook attachment fitting 20 for rotatably and pivotally supporting a hook 21 for suspending a top handle saw 1 are horizontally slid from a lateral side of a body case 2, engaged with engagement groove parts 11a and 11b of a hook attachment part 10 that is provided at a body case back end 2A of the top handle saw 1, and fixed by being tightened to the body case 2 by a screw 22 from the lateral side of the body case 2.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2017,JPO&INPIT【課題】固定用ネジの締め付け力が緩んでも外れ難く、安全性が高くフックの取付けが簡単なトップハンドルソーのフック取付け構造を提供する。【解決手段】トップハンドルソー1吊り下げ用のフック21を回動可能に軸支するフック取付け金具20の係合片20B,20Cを、トップハンドルソー1の本体ケース後端部2Aに設けたフック取付け部10の係合溝部11a,11bに、本体ケース2側面側から水平方向にスライドさせて係合させ、本体ケース2側面側からネジ22により本体ケース2に締め付け固定する構成とした。【選択図】図2