| 摘要 |
A level tool comprising a body including a frame and a pair of plastic co ver plates arranged on opposite sides of the frame. Each cover plate compris es at least one vial window that is integrally molded with the cover plate a nd is made of a plastic material of a different color than the cover plate. The level tool also comprising at least one vial supported by the body in th e at least one vial window.
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