Le yunithi iqukethe i-chuck ne-tap collet.I-chuck ifake isinxephezelo sedivayisi ye- thread pitch.Kunama-collet amabili ahlukene kampompi, eyodwa enokuvikelwa kokugcwala ngokweqile nenye engenawo.Uma usebenzisa i-tap collet enokuvikelwa kokugcwala kakhulu, idivayisi yokuvikela ingadedela ngokuzenzakalelayo ukugwema i-tap-break.Vele ulungise amantongomane futhi ungathola i-torque ehlukile ngokushesha futhi kalula.