Umkhiqizo unokuqedwa okuhle kwendawo, okubushelelezi futhi akunaburr, ukuguquguquka okuqinile, akukho ukuguquguquka kwemvelo - 45 degree, akukho ukubola, akukho ukugqwala, okungeyona into enobuthi nokunganambitheki, indawo ebushelelezi, akukho kuklwebheka, akukho burr, kuqinile futhi kuhlala isikhathi eside.