Crafts mechanical thumb inzira iri nyore uye yakachipa yekubatsira muchina wako kuwana basa rekubata.Yakagadziriswa uye haizununguki.Kunyangwe paine maburi matatu paweld pagomo kugadzirisa chigumwe chemuviri angle, iyo mechanic thumb haina kuchinjika senge hydraulic thumb pakubata.Weld pamhando yekukwira ndiyo inonyanya kusarudzwa pamusika, kunyangwe iyo hombe pini mhando iripo, kashoma vanhu vanosarudza rudzi urwu nekuda kwedambudziko kana vakashongedza chigunwe chigunwe kana kudzima.