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A hex wrench, also known as an Allen key or hex key, is a versatile tool used for tightening and loosening hexagon-shaped fasteners.

Some key attributes of hex keys are:

1.The tool is straightforward, compact, and lightweight.
2.The contact surfaces of the screw or bolt are safeguarded from external harm.
3.There are six contact points between the bolt and the driver.
4.It accommodates very small bolt heads efficiently.
5.The tool facilitates the use of headless and recessed-head screws.
6.The screw can be held securely by the key during insertion into its hole.
7.The applied torque to the screw is regulated by the length and thickness of the key.
8.The tool is cost-effective to produce, making it ideal for inclusion with products requiring end-user assembly.
9.Both ends of the tool can be utilized to optimize reach or torque.
10.The tool can be refurbished by grinding the worn end.

Hex Key Shape Variations

Flat-Head hex key: Simple and practical, ideal for general fastening tasks requiring precise control and stability. Commonly used in mechanical maintenance and furniture assembly.

Ball-End hex key: Designed for flexibility, allowing operation at various angles, making them perfect for confined spaces and multi-directional applications. Popular in automotive repair and precision instrument adjustment.

Star-Shaped (Torx) wrench: Provide larger contact areas and enhanced torque transmission, suitable for high-strength fastening tasks ensuring secure connections. Ideal for industrial applications requiring robust fasteners.

How to customize a hex wrench?

1.Hex Wrench Size Options:
①.Metric: Available in sizes ranging from 1.5mm to 36mm, catering to a wide range of applications. This includes everything from small electronics to large machinery.
②Imperial: Offered in sizes from 1/16" to 3/4", ensuring compatibility with various international standards. Useful for both domestic and commercial projects.
③Star-Shaped (Torx): Sizes range from T10 to T50, ideal for specific screw types requiring high torque. Commonly used in automotive and aerospace industries.

2.Length Customization:
Customizable lengths to suit different needs, ensuring both portability and functionality. Whether you need a compact tool for tight spaces or a longer one for extended reach, we have options to fit your requirements.

3.Material Choices:
Options include stainless steel, carbon steel, and other durable materials to meet different environmental and strength requirements. Stainless steel provides corrosion resistance, while carbon steel offers high strength for heavy-duty tasks.

The application of hexagonal wrench?
Flat head, ball head and flower (star) wrenches, as well as their respective characteristics and applicable occasions.

1. Flat head hexagon wrenches are suitable for bolts or nuts with direct, flat contact.
2. Ball head hexagon wrenches are suitable for places with small spaces or difficult angles to adjust.
3. torx key are used for specially designed bolts or nuts, providing higher stability.

As a leading supplier of hex wrenches, we offer fully customizable solutions to meet your specific needs. From shape and size to length, material, setting configuration and plating treatment, we customize each wrench to your exact requirements. Our advanced manufacturing processes and strict quality control ensure a first-class product for industrial and professional use.