Sirius Socket Set Knurled Cup Point Grub Screws

The Sirius Socket Set Knurled Cup Point Grub Screws are high-quality fasteners designed for secure, flush fixing applications where a traditional bolt head would be impractical. The knurled cup point tip provides excellent grip and bite into the mating surface, preventing rotation or movement under load. Ideal for locking shafts, collars, pulleys, and similar components in engineering and manufacturing environments.

Available in metric thread sizes from M4 to M12 and a range of lengths, these grub screws suit a wide variety of applications across light engineering, fabrication, and maintenance trades.

Features and Benefits:
• Knurled cup point design for superior grip on mating surfaces
• Fully threaded socket set screw — no protruding head for flush or recessed installation
• Hexagon socket drive for easy installation with a standard Allen key
• High-tensile steel construction for strength and durability
• Metric thread form for compatibility with standard metric fixings
• Suitable for locking shafts, collars, and rotating components
• Available in sizes M4 to M12 across multiple lengths