Sealey sts103 digital torque screwdriver 0 05 to 5nm with 1 4in hex drive sealey premier sts103 p the sealey sts103 digital torque screwdriver has an lcd read out with an audible alarm and vibration to indicate achieved and target torque levels p p preset track peak or desired torque levels can be set by using the simple push button menu p sealey sts103 screwdriver torque digital 0 05 5nm 1 4 hex drive