470 / | HD | THREADED, HEADED FASTENER, OR WASHER MAKING: PROCESS AND APPARATUS |
183 | DF | IMPLEMENT, E.G., DIE, ETC. {10} |
185 | DF | .~ Screw threading die {2} |
187 | DF | .~.~ Radial chaser {2} |
188 | DF | .~.~.~ Taper threading {1} |
189 | .~.~.~.~ Having die-blade adjuster |