ACDelco ARM601-3 3/8 3.7 to 37 ft-lbs. Digital Torque Wrench with Buzzer and LED Flash Notification ISO 6789 Standards with Certificate of Calibration. Pattern Name:3/8 3.7 to 37 ft-lbs. The ACDelco Brand has been around well over 100 years and its name has become synonymous with quality & reliability. ACDelco power tools are built for […]