| 摘要 |
An improved hand operated metal shears comprising an open lower cutter and a replaceable upper cutter that slides in a raceway in the upper handle and is forced downward thru a workpiece into the lower cutter when upper and lower handles are biased together thus shearing out a segment of a workpiece, the lower cutter being attached to the upper handle by a specially shaped post so that either straight lines, curved, or odd shaped cuts may be made.
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