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Likarolo tse ka tlas'a koloi ea sprocket/karolo
1.Frequency quenching le tempering sprocket surface, e le hore boima bo ka ba HRC48-52.
2.Supply ho tloha thepa ea rona kapa ho etsoa ho laela ho latela setšoantšo sa bareki.
3.Ho hanyetsa ho apara ka mokhoa o motle ho ntlafatsa bophelo ba sprocket.