To easily align a saw edge surface, in the case of holding it to a predetermined position, to an objective one point, and even when a saw is diagonally drawn on an annual ring of bamboo and wood, hard material of a resin, metal pipe, etc., eliminate lateral displacement by slipping, so that the material can be accurately cut.

In this hand saw, from a side adjacent to a stem, by a razor like edge 5 without applying dressing, a rubbing cutting line is formed by positioning, by a tooth surface 4 applying dressing of a saw tooth in the razor like edge 5, a thin scratch groove is formed, by a saw tooth surface 3 without a set, a cut groove is provided, by a saw tooth surface 2 opening a set, regular cutting is performed. So-called, this hand saw presents an edged hand saw for positioning.