Rolling tshuab yog hom khoom siv uas siv cov khoom ua haujlwm kom khoov thiab cov duab cov khoom siv. Nws tuaj yeem yob cov hlau hlau rau hauv ib puag ncig, arc thiab conical workpieces nyob rau hauv ib tug ntau. Nws yog ib qho khoom siv uas tseem ceeb heev. Tus ua hauj lwm ua haujlwm ntawm lub phaj dov cav yog txav mus ua haujlwm yob los ntawm kev txiav txim ntawm sab nraud rog xws li lub phaj neeg kho tshuab, yog li cov phaj yog khoov lossis dov rau hauv cov duab.
Lub tshuab dov muaj ntau cov kev siv, thiab tuaj yeem siv rau hauv kev tsim cov tshuab ntawm cov khoom siv, boilrochemicals, bilermings, motors, motors thiab cov khoom siv hluav taws xob, thiab ua zaub mov.