| 摘要 |
A tool member having a rigid U-shaped frame includes a first crank arm cooperative with a plurality of guide posts, and an L-shaped bending arm to effect bending of a metallic wire member into a first loop, with a second crank arm cooperative with the U-shaped frame and a plate member to effect winding of the metallic wire in a spiral relationship to effect securement of the loop relative to the wire member.
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