Impeta yacitsemo umwanya umwe hanyuma igoramye muburyo bwo guhindagurika.Ibi bitera isabune gukoresha imbaraga zamasoko hagati yumutwe wihuta hamwe na substrate, ikomeza isabune ikomeye kuri substrate hamwe nu mugozi wa bolt bikomereye ku mbuto cyangwa insimburangingo, bigatuma habaho guterana amagambo no kurwanya kuzunguruka.Ibipimo ngenderwaho ni ASME B18.21.1, DIN 127 B, hamwe n’igisirikare cya Leta zunze ubumwe za Amerika NASM 35338 (ahahoze MS 35338 na AN-935).