Wiha 28589 TorqueVario-S Torque Screwdriver

The Wiha 28589 TorqueVario-S is a highly regarded adjustable torque screwdriver designed for precise, repeatable fastening in technical and industrial environments. With its ergonomic design and German-engineered accuracy, this tool is particularly well-suited for shipboard tasks involving sensitive equipment, electronics, and electrical components—where over-torquing can lead to costly damage or compliance issues.

** We strive for accuracy, but details may change, and errors are possible. Please verify specifications with the manufacturer or seller before purchasing. **

🏷️ Pricing: New | U s ed | Bulk

1️⃣ Technical Specifications

Torque Range: 10–50 in-oz (0.7–3.5 Nm)
Drive Type: 1/4" hex
Adjustment: Tool-free adjustment with easy-to-read window scale
Accuracy: ±6% of indicated value
Handle: Wiha’s TorqueVario ergonomic anti-roll handle
Material: Precision steel internal mechanism with durable polymer housing
Included Bits: Slotted, Phillips, Torx – varies by set
Weight: Approx. 200g (0.44 lbs)
Standards: EN ISO 6789 certified

2️⃣ Performance & Features

This torque screwdriver features a tool-free torque adjustment system that allows quick changes between fastener types and requirements, making it well-suited for versatile ship maintenance environments. Its audible and tactile click lets the user know when the preset torque is reached, and its lightweight, ergonomic handle supports extended use without causing fatigue—ideal for ship crews performing inspections or electrical panel work.

The Wiha 28589 set includes a selection of precision bits, covering most shipboard screw types, and comes in a protective case, making it easy to store and transport between tasks in various onboard locations.

3️⃣ Benefits

✅ Easy-to-adjust torque range for different shipboard tasks
✅ High accuracy with certified calibration ensures compliance
✅ Audible/tactile feedback prevents over-tightening
✅ Comfortable grip suited for long work sessions
✅ Comes in a complete set with commonly used bits

4️⃣ Drawbacks & Limitations

⚠️ Not designed for high-torque or heavy mechanical applications
⚠️ Adjustment range may not cover very low or very high torque needs
⚠️ Slightly bulkier than preset torque models

5️⃣ Final Verdict

Final Score: 9.1/10

The Wiha 28589 TorqueVario-S is a dependable and well-crafted torque screwdriver set perfect for precision work in marine environments. Its user-friendly adjustment mechanism, reliability, and included bit set make it a versatile addition to any ship’s maintenance toolkit. Whether used for panel assembly, electrical diagnostics, or instrumentation work, this tool delivers accuracy and control in a compact, durable package.