In some capstans, the capstan head is secured by screws or bolts to a disc keyed to the spindle.
Kwabanye oomatshini bokunyusa i-ankile, intloko yomatshini nokunyusa i-ankile ikhuselwe ngezikrufu okanye izikhonkwane ezinemiqoqo kutshixo lwecwecwe olungqukuva kwintonga yentsimbi.