| 摘要 |
A squaring tool comprising a pair of squaring members with two blades, each of the two blades integrally joined together oriented at 45 DEG with respect to each other; a frame assembly defining a passage therethrough having a cross-sectional shape and size such that one of the blades of both of the squaring members are slidably receivable through the passage; and a locking and alignment mechanism for locking the squaring members in the frame assembly.
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