| 摘要 |
PURPOSE: A multi-purpose level is provided to confirm and arrange the verticality of a building wall during engineering work or plastering for construction of a building. CONSTITUTION: A multi-purpose level comprises a body(10), a rotating plate(20), a centroid weight(22), a magnet(30), and a fixing shaft(40). The body is formed of a transparent hollow body with a scale formed in a radial direction on at least one side thereof. The rotating plate is located inside the body. The centroid weight is installed on one peripheral surface of the rotating plate. The magnet is installed on the edge of the body. The fixing shaft is fixed by being inserted through the center of the body into a bearing(21).
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