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Thread forming tool use for forming female screw section in workpiece, has screw-shaped effective area provided with grooves tapering relative to axial direction of threaded piece and corresponding to guide rails
Thread forming tool use for forming female screw section in workpiece, has screw-shaped effective area provided with grooves tapering relative to axial direction of threaded piece and corresponding to guide rails
The thread forming tool includes a threaded piece (12) having a screw-shaped effective area (13). The screw-shaped effective area is provided with grooves (17b) tapering relative to the axial direction of the threaded piece and corresponding to the guide rails (16a,16b,16d).
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