SPAX Universal Screw 5.0x100/61 T20 Countersunk Head Steel Galvanized Pack of 200

The SPAX Universal Screw 5.0x100/61 T20 Countersunk Head Steel Galvanized Pack of 200 is a reliable fastening solution designed for various woodworking and multi-material projects. Featuring a robust steel construction with a galvanized finish, this universal screw offers dependable performance and durability for professional and DIY tasks alike. With a diameter of 5.0 mm and a total length of 100 mm, it includes a partial thread length of 61 mm to ensure tight and secure component pulling. The countersunk head allows for a clean, flush surface installation without protruding, while the T20 Torx drive provides excellent power transmission and reduces cam-out during driving. Supplied in a convenient pack of 200 pieces, this fastener meets high standards of efficiency and quality.

Advantages

This SPAX universal screw stands out due to its engineered design that minimizes splitting and reduces driving torque during installation. The galvanized steel material provides reliable corrosion resistance for indoor applications and protected outdoor areas. The partial thread configuration effectively pulls wood pieces tightly together for a strong and stable joint. The T20 drive system ensures stable tool engagement, allowing for faster and safer driving with less effort. Additionally, the countersunk head integrates smoothly into the material surface, creating a neat aesthetic finish without the need for additional countersinking work.

Suitable for

• Woodworking and furniture assembly
• General carpentry and construction tasks
• Securing panels, boards, and moldings
• Multi-material applications involving wood and compliant anchors

When it may not be suitable

This fastener is not recommended for permanent outdoor use in humid, wet, or highly corrosive environments without additional protective coatings. It should also not be used with heavy structural metal beams or hard masonry without appropriate preparatory drilling and anchoring systems.

Key specifications

• Diameter: 5.0 mm
• Length: 100 mm
• Partial thread length: 61 mm
• Drive type: T20 Torx
• Head type: Countersunk
• Material: Steel
• Surface finish: Galvanized
• Quantity per pack: 200 pieces

How to use

To achieve the best results, select a compatible T20 screwdriver bit and align it securely with the screw head to prevent slipping. Pre-drilling is generally recommended, especially when working near edges of hard wood materials to prevent splitting. Drive the screw straight into the material at a steady speed until the countersunk head rests completely flush with or slightly below the surface. Ensure that the fastening tool is operated at an appropriate torque setting to avoid over-tightening and damaging the thread or the surrounding material.

What to consider before purchase

• Verify that the screw dimensions, specifically the 5.0 mm diameter and 100 mm length, match your project requirements.
• Check that the partial thread length of 61 mm is suitable for the thickness of the materials being joined.
• Ensure you possess a compatible T20 Torx driving tool for installation.
• Assess the environmental conditions to confirm that galvanized steel provides sufficient corrosion resistance for your application.

Usage recommendations: Always use appropriate personal protective equipment during installation. Store the screws in a dry environment to maintain their galvanized surface integrity and prevent premature corrosion.