







🔧 Torque like a pro, never miss a beat!
The ACDelco ARM315-3A is a heavy-duty 3/8” digital torque wrench designed for professionals demanding precision and reliability. It features a torque range of 5 to 99.5 ft-lbs with ±2% clockwise accuracy, an advanced alert system with LED, buzzer, and vibration notifications, and stores up to 30 torque readings. Built to ISO 6789 standards and supplied with a calibration certificate, it ensures consistent, accurate torque application in both clockwise and counterclockwise directions, all housed in a durable, ergonomic design.


| Manufacturer | Durofix, Inc. |
| Part number | ARM315-3A |
| Item Weight | 2.22 Kilograms |
| Product Dimensions | 5.08 x 5.08 x 43.69 cm; 2.22 kg |
| Item model number | ARM315-3A |
| Size | 3/8" |
| Color | Black/Red |
| Style | Angle Measurements |
| Finish | Polished |
| Material | Metal |
| Pattern | 3/8" (5.0 to 99.5 ft-lbs.) |
| Power source type | Battery Powered |
| Torque | 99.5 Foot Pounds |
| Item Package Quantity | 1 |
| Head Style | Flat |
| Measurement System | Metric |
| Measurement Accuracy | CW: ±1.5% CCW:±2.5% |
| Included components | Calibration Certification, Digital Torque Wrench, Metal Case, User Manual |
| Batteries Included? | No |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| tech_spec_battery_description_toys | AA Alkaline battery x 2 |
| Battery life | 110 Hours |
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