| Class 79 button making | |
|---|---|
| uspc | description |
| 79/1 | 79 button making/(1) miscellaneous |
| 79/2 | 79 button making/(2) shank buttons |
| 79/3 | 79 button making/(3) metallic |
| 79/4 | 79 button making/(3) metallic (4) covered |
| 79/5 | 79 button making/(3) metallic (4) covered (5) cloth |
| 79/6 | 79 button making/(3) metallic (6) surfacing and drilling |
| 79/7 | 79 button making/(3) metallic (7) surfacing |
| 79/8 | 79 button making/(3) metallic (7) surfacing (8) tool-sharpening |
| 79/9 | 79 button making/(3) metallic (7) surfacing (9) multiple chuck |
| 79/10 | 79 button making/(3) metallic (7) surfacing (10) trimming |
| 79/11 | 79 button making/(3) metallic () drilling () multiple spindle (11) axially opposite |
| 79/14 | 79 button making/(3) metallic () drilling () single spindle (14) single chuck |
| 79/15 | 79 button making/(3) metallic (15) blank-sawing |
| 79/16 | 79 button making/(3) metallic (15) blank-sawing (16) tubular saw |
| 79/18 | 79 button making/(18) work supports |
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