*USED* Hexagon socket countersunk head Carbon steel black zinc plated screws -M5*10 with waterproof washer; K014

Upgrade your fastener toolkit with a practical, budget-friendly choice: USED M5 x 10 hex-socket countersunk screws in carbon steel with black zinc plating, delivered with waterproof washers. This K014 set blends solid strength with a moisture-sealing design, making it a dependable option for a range of projects.

Why this screw set stands out

The combination of a hex-socket countersunk head and a carbon steel core provides a flush finish after installation while maintaining reliable load-bearing performance. The black zinc plating adds corrosion resistance and a discreet, modern appearance suitable for metal, wood, or composite assemblies. The included waterproof washers deliver an extra sealing layer to resist moisture, dust, and vibration—helping protect enclosed electronics, control panels, or exposed fittings in sheltered outdoor settings.

What you get

• Quantity: 10 screws per pack


• Size: M5 x 10 mm


• Head type: Hexagon socket countersunk


• Material/Finish: Carbon steel with black zinc plating


• Sealing: Waterproof washers included


• Condition: USED — may show signs of prior use but are fully functional


• Reference: K014

Ideal use cases

• Enclosures, control panels, and metal housings where a flush mounting look is important


• Cabinetry, furniture assemblies, and DIY projects requiring a clean exterior


• Electronics enclosures and equipment racks that benefit from moisture sealing


• Outdoor or semi-outdoor installations in sheltered environments

Installation tips

• Ensure threads and mounting holes are clean before insertion to maximize engagement


• Use the appropriate hex key for the socket drive and avoid excessive tightening to protect the countersunk head


• Pair with compatible substrates and consider a light lubricant if threading into softer metals


• Position the washer so it sits flat against the surface for an effective seal

Why choose these for your project

These screws deliver a practical balance of form and function: a low-profile countersunk head for a seamless finish, robust carbon steel for dependable strength, and a durable black zinc finish for everyday corrosion resistance. The waterproof washers add an essential sealing element, increasing durability in environments with humidity or exposure to moisture. With USED condition, this set offers real-world value without compromising on performance, making it a smart choice for maintenance tasks, ongoing projects, or budget-minded builds.