RS Pro Quickset Drivers Quickset Standard Torque Drivers which enable any consumer to deliver the correct torque with confidence regardless of task and operator skill level. They are fast and accurate to set, using the quick and clear to read ’micrometer’ setting scale. Features and Benefits Calibrated 'micrometer' style vernier scales Torque value easily set using the ribbed adjusting collar Precision radial ball clutch and cam design Bi-directional mechanism signals when set torque has been achieved ” hexagon drive Note These Drivers must be pre-set using a suitable Torque Analyser. See Analyser range for details.