Dual-Purpose Hollowed-out Wrench Made of Durable 45 Steel. Heavy-Duty Dual Function Wrench Packaged in a Sturdy Box

• Customization: Available
• Type: Wrench
• Material: Chrome-vanadium Steel
• Standard: American Type, German Type
• Brand: Wellborn
• Surface Treatment: Turn Black
• Size: Common
• Feature: Anti-Explosion, Ordinary, Anti-Magnetic
• Working Mode: Manual
• Folded: Unfolded
• Handle Color: Colorful
• Application Age: Adult
• Product Name: Durable 45 Steel Wrench
• Keywords: Wrench
• Transport Package: 480 PCS/Box
• Specification: Common
• Trademark: WELLBORN
• Origin: Hunan, China
• HS Code: 8204110090

Product Description

Product Description

Premium Hollow Combination Wrench
 
As a professional tool supplier for international markets, we are proud to launch our new hollow combination wrench — a game-changer tailored for mechanics, engineers, and DIY enthusiasts worldwide. Every detail of this tool is crafted to meet global standards and exceed user expectations

KEY FEATURE
 
Because we adopt high-quality chrome vanadium (CR-V) steel as the core material 800℃ vacuum heat treatment and low-temperature tempering, the wrench achieves a hardness of HRC 42-47 — far exceeding ordinary carbon steel tools. This ensures it can withstand high torque without deformation or cracking, whether you're tackling stubborn bolts in automotive repair or heavy-duty mechanical maintenance. Because CR-V steel also boasts excellent wear and corrosion resistance, paired with a matte black chrome plating finish, the wrench remains rust-free even in humid or oily working environments, extending its service life for long-term reliable use.

Specification

TECHNICAL PARAMETERS
Product Name	Premium hollow combination wrench
Keywords	Wrench
Standard	American Type, German Type
Surface Treatment	turn black
Size	Common
Feature	Anti-Explosion, Ordinary, Anti-Magnetic
Working Mode	Manual
Folded	Unfolded
Handle Color	black
Specification	(8.9.10.11.12.13.14.15.16.17.18.19.21.22.24.27.30.32)

Detailed Photos

Global Compliance & User-Centric Details
 
Because we strictly adhere to international quality and safety standards, the wrench is certified to meet EU RoHS 6.0 and US import requirements, with complete digital traceability for supply chain transparency — a must-have for overcoming global trade barriers. Because the handle features sandblasted anti-slip texture, it ensures a firm grip even with sweaty or greasy hands, reducing operational risks. Because we also add a brass-reinforced lanyard hole at the bottom, the wrench can be easily stored or carried, catering to on-the-go professionals such as field engineers or mobile mechanics.

 Hollow Design: Lightweight Innovation Without Sacrificing Stability
 
Because we integrate a bionic hollow structure inspired by architectural engineering, the wrench achieves a 30% weight reduction compared to traditional solid models while maintaining structural integrity. This ergonomic breakthrough means less fatigue during prolonged use — a critical advantage for professional technicians who handle tools all day. Because the hollowed-out core also creates a slimmer profile, the wrench can easily access fasteners in narrow spaces (such as engine compartments or tight mechanical gaps) that conventional wrenches can't reach, eliminating the hassle of tool replacement or position adjustment. Additionally, the hollow design reduces material consumption, aligning with EU's SPD carbon footprint requirements (0.8kg  per kg product) and enabling smoother market access in green trade regimes.

FAQ

Q1: Wonder if you accept small orders? 
A: Do not worry. Feel free to contact us. In order to get more orders and give our clients more convenience, we accept small orders.

Q2: Can you send products to my country?  

A: Sure, we can. If you do not have your own ship forwarder, we can help you. 

Q3: Can you do OEM/ODM for me? 
A: We accept all OEM/ODM orders. Just contact us and give me your design. We will offer you a reasonable price and make samples for you ASAP.

Q4: What materials are your tools made from? 
A: We primarily use high-grade materials like Chrome Vanadium Steel (Cr-V) and S2 Alloy Steel, ensuring excellent durability, strength, and

corrosion resistance.

Q5: What are your payment terms? 
A: We commonly accept T/T (Bank Transfer), a 30% deposit before production, and a 70% balance before shipment. L/C and other secure payment methods are also negotiable. 

Q6: How long is your production lead time? 
A: The typical lead time is 15-30 days after order confirmation and deposit receipt, depending on the order quantity and customization requirements.

Q7: How do you ship the goods? 
A: We have extensive experience in international shipping. We can arrange shipments via sea (for large volumes), air, or express couriers (like DHL, FedEx). We will recommend the most cost-effective and efficient solution based on your needs.

Q8: How can I place the order? 
A: First, choose what product you want, then click the product page" Start Order", add quantity, and your address. Third, pay the order. Finally, we received your order, started packaging your products, and sent them to you. 

Q9: When can I get the quotation? 
A: We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation. Please call us or tell us via email, so that we can give your inquiry priority.

Q10: What if the products received are damaged or have quality issues? 
A: We conduct strict quality inspections before shipment. In the unlikely event of damaged or defective items, please contact us immediately with photos/videos as proof. We will investigate and provide a fair solution, which may include replacement or compensation for the faulty pieces.