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Help Center375 mm Non-Sparking Right Angle Adjustable Wrench 88 mm Opening Aluminum Bronze Non-Magnetic & Corrosion Resistant
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Welcome to Cangzhou Dean Safety & Special Tools Co., Ltd. Since 2001, we have been a trusted manufacturer of high-quality safety tools, exporting over US$100 million annually to global markets. Our 375 mm Non-Sparking Right Angle Adjustable Wrench with an 88 mm opening is precision-crafted from premium aluminum bronze, making it inherently non-sparking, non-magnetic, and highly corrosion-resistant. Designed for use in explosive environments, this wrench provides a reliable solution for professionals in oil, gas, chemical, and other hazardous industries.
Key Features & Benefits
- Non-Sparking Safety: Made from aluminum bronze, this tool eliminates the risk of sparks that could ignite flammable gases or dust, ensuring optimal safety in ATEX-classified zones.
- Non-Magnetic Construction: Perfect for environments sensitive to magnetic interference, such as MRI rooms, electronics manufacturing, or naval applications.
- Corrosion Resistance: Withstands harsh chemicals, saltwater, and extreme weather, delivering long-lasting performance even in offshore or chemical processing plants.
- Right Angle Adjustable Design: The head can be set at multiple angles, allowing access to tight spaces and hard-to-reach fasteners without compromising leverage.
- Wide Opening Capacity: 88 mm opening accommodates large nuts and bolts (up to approximately 3.5 inches), making it suitable for heavy-duty industrial maintenance.
- Ergonomic Handle: The 375 mm length provides a balanced grip and sufficient torque, reducing operator fatigue during prolonged use.
- Durable Finish: Each wrench undergoes strict quality control to ensure consistent hardness and dimensional accuracy.
Product Specifications
| Length | 375 mm (14.8 inches) |
| Jaw Opening | 88 mm (3.46 inches) |
| Material | Aluminum Bronze (CuAl10Fe5Ni5 or equivalent) |
| Weight | Approx. 1.8 kg (varies by batch) |
| Handle Angle Adjustment | 0° to 90°, lockable |
| Spark Resistance | Meets international non-sparking standards |
| Magnetic Permeability | < 1.01 µ (non-magnetic property) |
| Corrosion Resistance | Excellent against salt spray, acids, and alkalis |
Technical Advantages
Our wrench is engineered with a robust right-angle adjustment mechanism that allows the head to pivot smoothly and lock firmly at the desired angle. This feature is particularly valuable when working in confined spaces such as pipelines, machinery interiors, or ship engine rooms. The aluminum bronze alloy not only prevents spark generation but also offers excellent ductility and fatigue resistance, reducing the risk of sudden breakage under high torque.
The 375 mm length provides an optimal balance between leverage and portability. Compared to longer wrenches, it is easier to maneuver in tight spots; compared to shorter ones, it delivers enough torque to loosen stubborn fasteners. The 88 mm jaw opening is one of the largest in its class, making it suitable for valves, flanges, and large-diameter nuts commonly found in industrial settings.
Why Choose Our Wrench?
- 100% Quality Inspection: Each wrench is tested for spark performance, magnetic properties, and dimensional accuracy before shipment.
- Customizable Options: We can modify handle length, jaw shape, or surface finish according to your requirements (minimum order quantities apply).
- Global Logistics: Ships from Tianjin, Shanghai, or Ningbo ports with reliable delivery to North America, Europe, Southeast Asia, and beyond.
Frequently Asked Questions
Q1: Is this wrench safe to use in explosive atmospheres?
A1: Yes. The aluminum bronze material is non-sparking by nature, significantly reducing ignition risks. It is suitable for use in Zone 1 and Zone 2 hazardous areas (gas) and Zone 21 and Zone 22 (dust). However, always follow your facility's safety protocols.
Q2: Can I use this wrench underwater or in saltwater environments?
A2: Absolutely. The corrosion-resistant properties of aluminum bronze make it ideal for marine and offshore applications. Regular rinsing with fresh water after saltwater exposure is recommended to maintain its appearance.
Q3: How do I adjust the right angle of the wrench head?
A3: Simply loosen the locking mechanism (usually a thumb screw or pin), pivot the head to the desired angle, then retighten securely. The tool is designed for tool-free adjustment in most models.
Q4: Does the wrench have any certification or compliance marks?
A4: Our tools are manufactured to comply with international non-sparking tool standards (e.g., applicable parts of ISO 17025 or similar). Specific certificates are available upon request for bulk orders. We recommend contacting our sales team for a compliance report.
Q5: What is the maximum torque I can apply?
A5: While the wrench is durable, we recommend staying within typical hand-torque limits for aluminum bronze tools (approximately 80–120 Nm depending on usage). For higher torque applications, consider using a longer handle or a lug wrench. Always inspect the tool regularly for wear.
Q6: Can the 88 mm opening be adjusted to smaller sizes?
A6: This model has a fixed maximum opening of 88 mm; it is not a conventional adjustable wrench that continuously varies. However, it can be used on smaller fasteners as long as the jaw fits around the nut or bolt head. For variable opening needs, we offer other adjustable wrenches in our product line.
Q7: How do I clean and maintain this wrench?
A7: Wipe clean with a dry or slightly oiled cloth after use. Avoid harsh abrasive cleaners. Store in a dry environment. If exposed to chemicals, rinse immediately with water. Periodic lubrication of moving parts (adjustable joint) prolongs service life.
Q8: What is the minimum order quantity (MOQ)?
A8: Our standard MOQ is 50 pieces for stock items. Custom orders may have different MOQ. We welcome both small and large inquiries; contact us to discuss your needs.
Cangzhou Dean Safety & Special Tools Co., Ltd. has been a reliable partner for safety tool solutions since 2001. With annual exports exceeding US$100 million, we serve clients in over 50 countries, including North America, Europe, the Middle East, and Africa. Our factory in Cangzhou, Hebei, is equipped with advanced machining and testing facilities. Every tool we produce reflects our commitment to quality, safety, and customer satisfaction. Whether you need a single wrench or a full set of non-sparking tools, we are ready to support your operations. Contact us today for a quote or technical consultation.
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