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The 8-piece black wrench tool back case opener is a precision-engineered kit designed for Rolex watch repair. Crafted from durable metal (aluminum/steel), it features seven adjustable inserts (0–7) with sizes ranging from 18.50mm to 36.50mm, enabling precise adjustments for diverse watch components. Ideal for professionals in engineering, manufacturing, and precision instrument calibration, this tool kit ensures accuracy and adaptability in demanding repair scenarios.
| Feature | Specification | Application Scenario |
|---|---|---|
| Adjustable Inserts | 7 sizes (0–7), 18.50–36.50mm diameter | Calibrating Rolex watch cases and mechanisms |
| Material | Aluminum/steel alloy construction | Withstanding wear in high-precision tasks |
| Precision Tolerance | ±0.01mm accuracy | Aligning delicate watch gears and springs |
| Tool Design | Cylindrical handle with rounded end | Applying controlled force during disassembly |
Adjustable insert sizes (0–7) to meet precision requirements for varied watch models. The robust metal construction allows customization for specialized repair workflows, such as fine-tuning watch cases or aligning intricate components.
Whether calibrating delicate Rolex components or aligning intricate watch mechanisms, this tool kit ensures precision and reliability. Its modular design adapts to both routine repairs and complex adjustments, making it indispensable for watchmakers and engineers.
| Parameter | Base Model | Advanced Model | Pro Model |
|---|---|---|---|
| Precision Tolerance | ±0.02mm | ±0.015mm (+25%) | ±0.01mm (+50%)* |
| Material | Aluminum alloy | Stainless steel | Titanium-reinforced |
| Insert Range | 18.50–30.00mm | 18.50–34.00mm | 18.50–36.50mm |
Technical Breakthroughs:
Version Selection Guide:
With the Pro Model’s titanium-reinforced build, you can handle harsh environments while maintaining ±0.01mm accuracy—critical for restoring vintage Rolex mechanisms. Pair its expanded insert range with the rounded-end tool for seamless disassembly of thick watch cases. The Advanced Model’s stainless steel construction, meanwhile, balances cost and performance for daily workshop use.
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