Cross semicircular head with cushion carbon steel galvanized screw-M3*5*D7 K004

Meet the Cross semicircular head with cushion carbon steel galvanized screw-M3*5*D7 K004—a compact fastener designed for precise, surface-friendly assembly. Built for small projects where both strength and protection matter, this screw blends a robust carbon steel core with a protective galvanized finish and a thoughtfully cushioned under-head design to prevent surface marring.

Key Features

• Cross semicircular head combines a classic Phillips drive with a rounded, load-friendly profile for stable seating in tight spaces.
• Cushioned under-head design minimizes surface indentation and scratches during installation, preserving the appearance of delicate materials.
• Carbon steel core delivers reliable tensile strength for everyday fastenings without sacrificing versatility for craft and assembly projects.
• Galvanized coating provides corrosion resistance, making it suitable for indoor use and damp environments where moisture may be a factor.
• Size and fit M3 thread with a 5 mm length and an approximate head diameter around 7 mm (D7), ideal for small components, electronics enclosures, and lightweight furniture.
• Product code K004 helps you quickly identify this specific specification in your hardware kit.

Technical Specifications

• Material: Carbon steel
• Coating: Galvanized
• Head type: Cross semicircular with cushion under-head
• Drive: Phillips (cross)
• Thread size: M3
• Length: 5 mm
• Head diameter: ~7 mm
• Code: K004

Ideal Use Scenarios

These screws excel in small- to medium-detail projects where you want a clean, neat finish without marring surfaces. Use cases include:

• Wooden crafts and hobby projects where a gentle seating surface matters
• Electronics enclosures and light-metal assemblies where precise, short fastenings are required
• Furniture repairs or assembly of delicate components that benefit from a cushioned contact area
• Indoor fixtures, wall-hanging brackets, and decorative installations in damp spaces where mild corrosion resistance is advantageous

Installation Tips

• Choose a appropriately sized Phillips driver to match the screw head to prevent cam-out.
• Align holes precisely before driving to ensure the cushioned head seats evenly and protects the surface.
• Drive slowly and progressively to avoid thread stripping—particularly in softer materials.
• For added protection, pre-drill a pilot hole in hardwoods or denser plastics to maintain alignment and ease installation.

Why Choose This Screw

If you’re assembling small components where surface protection, reliable grip, and corrosion resistance matter, this Cross semicircular head screw hits the sweet spot. The cushioned under-head design prevents scuffs on finished surfaces, while the galvanized coating extends life in environments with moisture or humidity. The M3×5 size provides just enough bite for lightweight assemblies without protruding hardware, and the Phillips drive offers straightforward, widely compatible tool access. In short, it’s a thoughtfully engineered fastener that delivers dependable performance with material-care advantages for a range of DIY and professional applications.