Premium M2-M20 Knurled Nuts: The Perfect Tool-Free Fastening Solution
Our M2-M20 Knurled Nuts, frequently referred to as Thumb Nuts, are engineered for high-precision applications where manual adjustment is essential. Designed with a textured outer surface, these fasteners provide a superior grip for the fingers, allowing for quick tightening and loosening without the need for additional tools. Whether you are assembling delicate medical devices or robust industrial enclosures, our knurled inserts offer the perfect balance of functionality and professional finish.
As a leading knurled nut manufacturer, we provide both DIN 466 (High Type) and DIN 467 (Flat Type) standards. Our products are available in a variety of high-grade materials, including Brass (C3604) for excellent conductivity and 304/316 Stainless Steel for maximum corrosion resistance.
- Ergonomic Grip: Available in both Diamond Knurl and Straight Knurl patterns to ensure a slip-free surface for hand tightening.
- Material Excellence: Our Brass Knurled Nuts are highly resistant to rust and offer a decorative aesthetic, while our Stainless Steel series is ideal for medical and food-grade environments.
- Precision Tapping: Each nut is precision-threaded to 6H standards, ensuring smooth engagement with bolts and studs.
- Custom Finishes: We offer Nickel Plating for enhanced wear resistance and Anodizing for aluminum nuts in various colors.
Select the ideal metric knurled nut for your project using our standard size reference chart.
| Thread Size | Diameter (dk) | Total Height (h) – DIN 466 | Total Height (h) – DIN 467 |
|---|---|---|---|
| M3 | 12 mm | 7.5 mm | 2.5 mm |
| M4 | 16 mm | 9.5 mm | 3.5 mm |
| M6 | 24 mm | 15.0 mm | 5.0 mm |
| M8 | 30 mm | 18.0 mm | 6.0 mm |
| M10 | 36 mm | 23.0 mm | 8.0 mm |
Our M2-M20 Knurled Fasteners are versatile components in:
- Electronics & Telecom: Securing access panels and battery covers on network equipment.
- 3D Printing & Robotics: Used for bed leveling and component mounting where frequent adjustment is required.
- Medical Devices: Stainless steel 316 knurled nuts are used in diagnostic equipment for hygiene and precision.
- Furniture & Decoration: Brass thumb nuts provide a high-end look for luxury cabinetry and lighting fixtures.
Q: What is the difference between DIN 466 and DIN 467?
A: DIN 466 is the high-profile version (thick), offering more grip surface. DIN 467 is the flat version (thin), ideal for space-constrained assemblies.
Q: Do you offer custom knurling patterns?
A: Yes, we can provide straight, diamond, or cross-knurling based on your specific torque and aesthetic requirements.
Partner with a Professional M2-M20 Knurled Nut Supplier
Seeking bulk brass or stainless steel knurled nuts with guaranteed precision and competitive pricing? We support OEM customization and provide global shipping. Contact us today for a free quote and technical samples!








