Sakhiqiza ikakhulukazi izinhlobo eziningi zamaketango, njengamaketanga ama-roller, amaketanga okuthutha, namaketango ezolimo njll.Amaketanga ohlobo lwe-FVC oHlobo lwe-Hollow Pin ahlanganisa i-P Type Roller, i-S Type Roller kanye ne-F Type Roller.