Description
Warren & Brown
Warren & Brown 1/2″ Drive Screen Micrometer Torque Wrench 60–340Nm
Part No: 334551 | Barcode: 13439
Apply accurate, repeatable clamping torque on heavier 1/2″ drive fastening jobs with this Warren & Brown Screen micrometer torque wrench, graduated in Nm across a 60–340 Nm range.
1/2″ Square Drive
60–340 Nm
44–251 ft-lb
Accuracy ±4%
Magnifying Screen
Locking Setting
Auto-Reset
Clockwise
Suitable For
Automotive
Machinery
Wheel Nuts
Structural Fasteners
Key Features & Benefits
- Convex magnifying screen — displays a single torque value at a time, magnified for clarity, which removes guesswork and reduces setting errors.
- Locking setting — the chosen torque locks in place so it cannot be knocked off during use.
- Automatic reset — the wrench resets itself once the target torque is reached, ready for the next fastener.
- Clear conversion scale — graduated in Nm with an Nm–ft-lb conversion printed on the body for quick reference.
- Robust ratcheting head — built for repeated heavy-duty tightening, rated ±4% across the 60–340 Nm range.
When to Use This Torque Wrench
Choose the 334551 for clockwise tightening jobs in the 60–340 Nm (44–251 ft-lb) band where a clear single-value reading matters — wheel nuts, structural and machinery fasteners. It operates clockwise only.
Authorised Australian Supplier — This Warren & Brown torque wrench is an Australian-made precision tool supported by
Warren & Brown Tools with full local warranty and recalibration service.
Warren & Brown Tools with full local warranty and recalibration service.
Product Specifications
| Part No. | Drive | Range (Nm) | Range (imperial) | Type | Accuracy | Barcode |
|---|---|---|---|---|---|---|
| 320500 | 3/8″ | 1–25 Nm | 10–220 in-lb | Deflecting Beam | ±2% | 9316043146454 |
| 321500 | 3/8″ | 5–120 Nm | 4–90 ft-lb | Deflecting Beam | ±2% | 9316043146973 |
| 322500 | 1/2″ | 10–185 Nm | 10–140 ft-lb | Deflecting Beam | ±2% | 9316043147253 |
| 323500 | 1/2″ | 30–300 Nm | 20–220 ft-lb | Deflecting Beam | ±2% | 9316043147673 |
| 324500 | 3/4″ | 60–400 Nm | 50–300 ft-lb | Deflecting Beam | ±2% | 9316043148090 |
| 334551 ★ | 1/2″ | 60–340 Nm | 44–251 ft-lb | Screen Micrometer | ±4% | 13439 |
★ You are viewing the highlighted model. Deflecting Beam models are bi-directional and rated ±2%; the 334551 Screen Micrometer is a clockwise-only unit rated ±4%. Other sizes in the range are also available.
Browse our full range of hand tools at Alltools Geelong.
Reviews
There are no reviews yet.