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China Factory Supplier Hexagon L-Key Wrench - Hardened, Anti-Slip Precision Tool for Tightening and Loosening
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Core Product Advantages
Integrated Multi-Feature Design
This screw integrates zinc plating, cross recessed pan head and anti-loosening shoulder design, with precise shoulder step positioning for strict axial spacing control. The zinc-plated surface forms a dense protective layer, delivering reliable rust resistance for humid industrial environments, while the cross recessed pan head ensures easy and stable tool engagement during installation, no slipping or stripping. The anti-loosening structure effectively prevents loosening caused by vibration, maintaining long-term connection stability for mechanical equipment and precision components.
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Customization Specifications
Flexible Range: M1.6–M18 / 3mm–120mm
We support targeted customization of this screw to match diverse application needs, with thread sizes ranging from M1.6 to M18 and lengths 3mm to 120mm. The shoulder diameter and height can be customized according to technical drawings, adapting to non-standard fixture, automotive part and electronic device assembly requirements. All products adopt cold-forging head and rolled thread processes, ensuring solid structure and strong holding power, with 100% dimensional verification via laser measuring tools to meet precise assembly standards.
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Material Matching & Performance
Carbon Steel & Stainless Steel Options — Salt Spray Tested 12–150 Hours
The base material for this galvanized locknut can be selected from 1018/1045 carbon steel or 304/316 stainless steel. The carbon steel version has a higher tensile strength and is an economical choice suitable for general industrial non-corrosive scenarios; while the stainless steel version has better corrosion resistance and is suitable for outdoor or humid working environments. All galvanized surfaces undergo strict salt spray tests (12–150 hours) to ensure they do not rust and maintain stable performance over a long period of use.
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Works in Every Industry
These aren't generic tools—they solve real problems in real workplaces:
01
Industrial Machinery
Keep CNC machines, assembly lines, and heavy gear running smooth. The precise fit means no slipping, so you won't strip fasteners or waste time fixing mistakes that slow production.
02
Electronics & Electrical
Safe for circuit boards, appliance enclosures, and electrical gear. The non-slip drive won't damage sensitive parts, and it keeps connections tight even when machines are vibrating like crazy.
03
Automotive Work
Perfect for custom builds, repairs, or OEM installs. Holds up to engine heat, constant vibration, and frequent use—no loose bolts halfway through a job (or on the road).
04
Medical Equipment
Meets those strict hygiene and precision rules for diagnostic tools and treatment devices. Sterile-friendly, dead-on accurate, and reliable enough for critical settings—you can trust it where it counts.
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Professional Service Support
Sample Delivery: 10–30 Days | Full After-Sales Support
We provide one-stop customization for this screw, including pre-sales technical confirmation, design prototyping and on-demand production, with a sample delivery cycle of 10–30 days. Our engineering team with rich industrial experience offers tailored material and specification recommendations based on application scenarios. Post-sales dedicated support is available for any fit or quality issues, ensuring seamless integration of products into your production processes and stable batch supply capacity.
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Professional Customization
Frequently Asked Questions
Q
What thread sizes and lengths are available for customization?
We support thread sizes from M1.6 to M18 and lengths from 3mm to 120mm. Shoulder diameter and height can also be customized based on your technical drawings to meet non-standard assembly requirements.
Q
What base materials are available for this screw?
The screw is available in 1018/1045 carbon steel for general industrial applications, or 304/316 stainless steel for outdoor, humid, or corrosion-sensitive environments. Both options undergo strict salt spray testing.
Q
How does the anti-loosening structure work?
The anti-loosening shoulder design creates a precise step positioning that controls axial spacing. This structure resists loosening caused by vibration, maintaining long-term connection stability in mechanical equipment and precision components.
Q
What is the sample delivery lead time?
Our standard sample delivery cycle is 10–30 days, depending on customization complexity. Our engineering team will confirm material and specifications with you before production begins to ensure accuracy.
Q
Is this screw suitable for use in medical or electronic equipment?
Yes. The screw meets strict precision and hygiene requirements for medical diagnostic tools and treatment devices, as well as electronic equipment such as circuit boards and appliance enclosures. The non-slip drive design prevents damage to sensitive components.
Q
How is dimensional accuracy verified during production?
All products undergo 100% dimensional verification using laser measuring tools. Combined with cold-forging head and rolled thread processes, this ensures every screw meets precise assembly standards and maintains consistent holding power.