Iyo kambani yakagadzirirwa nekunyatsoongorora zviridzwa: Vernier calipers, zviyero zvemagetsi, madhiri ezvipfuyo, zvikwangwani, kubvarura, kusimba kwakanyanya, simba rakanyanya, elongation, uye kusimba. Isu tinoteedzera zvikuru zvitanhatu maitiro ekuongorora: Raw zvinyorwa zvekuongorora, kuongorora kwezvinhu, kuongorora kwechigadzirwa, kuongororwa kwechigadzirwa, uye kunoita kuti chigadziko chakapedzerwa, chitsva chigadzirwa chinokodzera kupfuura 99%.