Umhlukanisi
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Isihlukanisi sephalethi esishintshayo sokupakishwa kweqanda lezinkukhu siyakwamukela okwenziwe ngokwezifiso kunoma yimiphi imibala
Ipuleti elihlukanisayo, i-clamping groove yokuqala yakheka epuleti elihlukanisayo, futhi i-clamping groove yesibili kwakheka epuletini elihlukanisayo;lapho, i-clamping groove yokuqala itholakala onqenqemeni lwepuleti elihlukanisayo, ngakho-ke i-groove yesibili ehehayo itholakala ngaphezu kwepuleti elihlukanisayo.