ACDelco ARM601-3 3/8-inch Digital Torque Wrench – ISO 6789 Certified with Calibration Certificate

Reliable torque control for demanding jobs

The ACDelco ARM601-3 delivers precise torque for professional assemblies with a compact 3/8-inch drive. Built for daily use, this tool combines reliability with flexible readouts to support consistent results across tasks.

Core capabilities at a glance

• Torque range: 2 to 37 ft-lbs, suitable for a variety of fasteners and applications
• 3/8-inch drive for compatibility with common sockets and accessories
• LED beacon and buzzer alert when the target torque is reached, enabling hands-free confirmation
• Easy-to-read LCD display showing multiple units (ft-lb, in-lb, N-m, kg-cm) for versatility
• Individually serialized with a calibration certificate traceable to a national standard

Smart features that fit real-world use

In addition to torque setting, the ARM601-3 offers adaptive modes to support different workflows and verification steps:

• Torque mode for setting a precise target value
• Measurement mode to verify current readings in real time
• Peak & Trace modes to capture peak torque and retain data for review
• Torque setting increments around 10% of the maximum for fine control

Standards, calibration, and reliability

This digital torque wrench adheres to ISO 6789 and ASME B107.14-2004 standards, with a serialized certificate of calibration that documents traceable accuracy. The combination of formal certification and built-in indicators helps support quality workflows without guessing.

Real-world benefits and use cases

Whether you’re performing automotive repairs, component installations, or precision mechanical assemblies, maintaining proper torque helps prevent overtightening or under-tightening. The dual feedback—visual on the LCD and audible through the buzzer—offers a practical way to confirm outcomes during the job. Keep in mind that actual results depend on user technique, fastener type, and proper tool use in each task.