| 摘要 |
The two-piece upper work tool 20 includes a first body member 22 and a second body member 24 which are generally mirror images of each other. The body members 22, 24 include a plurality of orifices 28 therethrough. One of the body members 22 includes a plurality of elongated slots 26 with a circular shape at one end thereof. The other body member 24 has a plurality of fasteners, posts or dowels 30 extending from a surface thereof which interact and mate with the elongated slots 26 on the opposite body member 22. The body members 22, 24 include a rectangular shaped recess 32 on one end thereof and also include a plurality of pockets or cavities on inner surfaces thereof. One of the pockets includes a diameter for a back-up roller generally encompassing 360 DEG except for a very small top portion thereof. <IMAGE>
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