Iibheringi zebhola zisebenza ngokusebenzisa ukukhuhlana phakathi kweendlela zogqatso kunye neebhola ukunciphisa ukukhuhlana phakathi kwe-shaft kunye nebheringi, ngokwenjenjalo kuncitshiswa ukukhuhlana okubangelwa ngamavili kunye nokuphucula ukusebenza kakuhle kosasazo. Esi senzo sokuqengqeleka sithintela umonakalo kwi-shaft kwi-friction kwaye sandise ubomi bomatshini.