| 269 / | HD | WORK HOLDERS | 
| 86 | DF | RELATIVELY MOVABLE JAWS {25} | 
| 165 | DF | .~ Means for direct manual adjustment of jaw(s) {5} | 
| 172 | DF | .~.~ With relative axial shift of screw-nut actuating means {4} | 
| 181 | DF | .~.~.~ Half nut type {1} | 
| 182 |  | .~.~.~.~ With separate means for lateral nut-screw motion {1} | 
| 183 | DF | .~.~.~.~.~> With pedal means |