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Help Center45# Steel Combination Wrench, Double End Wrench,Open Ring Wrench,Standard Combination Hand Tool
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Welcome to Cangzhou Dean Safety & Special Tools Co., Ltd – a professional manufacturer with over 20 years of experience since 2001. Our 45# Steel Combination Wrench (Double End Wrench / Open Ring Wrench) is designed for precision and durability. Crafted from high-quality 45# carbon steel, this standard combination hand tool offers excellent torque transmission and long service life. Whether you are a professional mechanic or a workshop holder, this wrench will meet your daily needs with its robust construction and reliable performance.
Product Features & Technical Specifications:
Premium Material: Made of hardened 45# steel, offering a good balance of strength, toughness, and wear resistance.
Dual-End Design: One end features an open jaw for quick fastening, the other end has a 12-point ring head for better grip and increased torque.
Precision Forged: Drop-forged and heat-treated to ensure uniform hardness and reduce the risk of breakage under heavy use.
Smooth Surface: Fully polished with a chrome-plated or black oxide finish that resists corrosion and provides a professional look.
Standard Sizing: Available in a wide range of metric sizes (6mm to 32mm) to fit most common nuts and bolts.
Ergonomic Handle: The handle is designed for comfortable grip and reduces hand fatigue during repetitive work.
| Parameter | Value |
| Material | 45# Carbon Steel |
| Hardness | HRC 40-45 (after heat treatment) |
| Surface Treatment | Chrome Plated / Black Phosphate (optional) |
| Available Sizes | 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 24, 27, 30, 32 mm |
| Applicable Standards | DIN 3113, ISO 3318 (optional) |
| Packaging | Polybag, Blister card, or Custom box |
Advantages for Buyers:
Cost-Effective: Direct factory price without middleman markup.
Consistent Quality: Each wrench undergoes strict hardness and dimension tests before shipment.
Wide Application: Ideal for automotive repair, construction, machinery maintenance, and household use.
Custom Options: Logo engraving, color, size combination sets, and special packaging are available upon request.
Why Choose Cangzhou Dean? With an annual export value exceeding US$100 million and serving markets across North America, South America, Europe, Asia, Africa, and Oceania, we are a trusted partner for global buyers. Our factory in Cangzhou, Hebei, equipped with advanced forging and heat-treating lines, ensures stable supply and consistent quality. Shipments can be arranged from Tianjin, Shanghai, or Ningbo ports, with flexible order quantities (OEM/ODM welcome). Contact us today to request samples or place a trial order – we are ready to support your business with professional service and reliable tools.
Frequently Asked Questions (FAQ)
Q: What sizes are available for this combination wrench?
A: We offer metric sizes from 6mm to 32mm. Custom sizes such as inch series can also be produced upon request.Q: Is the wrench made of 45# steel only? Can I get it in chrome vanadium?
A: Our standard model uses 45# steel for cost-effectiveness. We also offer chrome vanadium steel (e.g., 40Cr, 42CrMo) as a premium option; please inquire for pricing.Q: What is the surface treatment? Will it rust?
A: Default finish is bright chrome plated which provides good corrosion resistance. Black oxide is also available. Both offer adequate protection under normal usage; however, avoid prolonged exposure to moisture.Q: Can I have my own logo or branding on the wrench?
A: Yes, we can apply laser engraving, etching, or stamping per your design. MOQ may apply for custom branding.Q: What is the typical lead time?
A: For standard sizes and finishes, lead time is around 15–25 days after order confirmation. Custom orders may take 30–40 days.Q: Do you provide sample? Is it free?
A: Samples are available. For regular samples, we can provide one piece free of charge, but freight is collect. Negotiable for large orders.Q: Are these wrenches compliant with any international standards?
A: They are designed to meet common industry standards such as DIN 3113 and ISO 3318. We can also manufacture according to ANSI or other standards if required.Q: How are the wrenches packed? Can I get a tool set?
A: Standard packaging is polybag with header card. We also offer blow-molded cases, rolls, or custom sets. Please specify your needs.
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