Grub screws, also known as set screws, are specialized headless fasteners engineered to secure one object within or against another, typically a shaft. Unlike standard screws, they are designed to sit flush with or below the surface of the host component, eliminating protrusion that could interfere with adjacent parts or motion. Available in a comprehensive range from M2 to M20 thread diameters and lengths from 2mm to 100mm, they are manufactured from materials including stainless steel, alloy steel, mild steel, and brass. This variety ensures a suitable option for different strength, corrosion resistance, and temperature requirements, adhering to international standards like DIN and ISO for consistent quality and reliable performance in critical assemblies.

These screws are indispensable in mechanical engineering, automotive manufacturing, and precision instrumentation. In industrial machinery, they are the go-to solution for permanently fixing gears, sprockets, and collars onto shaf...

Grub screws, also known as set screws, are specialized headless fasteners engineered to secure one object within or against another, typically a shaft. Unlike standard screws, they are designed to sit flush with or below the surface of the host component, eliminating protrusion that could interfere with adjacent parts or motion. Available in a comprehensive range from M2 to M20 thread diameters and lengths from 2mm to 100mm, they are manufactured from materials including stainless steel, alloy steel, mild steel, and brass. This variety ensures a suitable option for different strength, corrosion resistance, and temperature requirements, adhering to international standards like DIN and ISO for consistent quality and reliable performance in critical assemblies.

These screws are indispensable in mechanical engineering, automotive manufacturing, and precision instrumentation. In industrial machinery, they are the go-to solution for permanently fixing gears, sprockets, and collars onto shafts, ensuring torque is transmitted efficiently without slippage. The automotive sector relies on them for linkages, throttle assemblies, and various clamping applications where reliability under vibration is paramount. Furthermore, the electronics and aerospace industries utilize smaller grub screws for compact assemblies where every millimeter counts, and their ability to resist loosening is crucial for the longevity and safety of sophisticated equipment.

For businesses, grub screws represent a fundamental component of assembly integrity. Their value lies in providing a simple, cost-effective, and highly reliable method to achieve a permanent or semi-permanent lock. The choice of material directly impacts performance; alloy steel offers high tensile strength and hardness for heavy-duty use, while stainless steel provides excellent corrosion resistance for harsh environments. This reliability translates into reduced maintenance, fewer failures, and enhanced safety in the final product. By sourcing grub screws that meet precise specifications and standards, you ensure your assemblies are robust, durable, and built to last.

Key Features:
- Headless, flush-mount design prevents interference in tight or rotating assemblies.
- Manufactured in multiple materials: Stainless Steel, Alloy Steel, Mild Steel, and Brass.
- Comprehensive size range with thread diameters from M2 to M20 and lengths from 2mm to 100mm.
- High-performance specifications, including hardness up to 53 HRC and tensile strength up to 1200 MPa.
- Conforms to recognized international standards including DIN 913/914/915/916 and ISO 4029.

Benefits:
- Ensures a secure, non-protruding fit for cleaner designs and safer operation around moving parts.
- Material options provide tailored solutions for strength, corrosion resistance, and temperature tolerance.
- Wide size availability allows for precise matching to specific shaft and application requirements.
- Delivers reliable clamping force and vibration resistance, reducing the risk of component loosening.
- Standard-compliant manufacturing guarantees consistent thread quality, dimensions, and performance.