Following type of turret (golden and silver) are used for?

TURRET – GOLD It is used for forming rectangular arch wires with torque adjustments: 0o – 7o – 10o – 13o – 16o. It is used for use only with wire = .018” TURRET – SILVER It is used for forming rectangular arch wires with torque adjustments: 0o – 7o – 10o – 13o – 16o. It is used for use only with wire = .022” NOTE: GREEN TURRET is used for forming round arch wire.