DESCRIPTION REVIEWS Introducing the SPAX Decking Cylindrical Head Screws, designed for securely fastening timber to steel with a 5.5mm Delta-Seal secondary thread. These screws are engineered to provide a strong, reliable connection that resists corrosion and withstands the elements. With their cylindrical head design, they blend seamlessly into the surface of your decking, creating a smooth, even finish. Whether you're building a new deck or repairing an existing one, these screws are the perfect choice for a long-lasting, high-quality result. Product Uses These SPAX Decking Cylindrical Head Screws are ideal for use in a variety of applications, including: Fastening timber to steel in decking construction Securing joists to steel beams in deck framing Attaching ledger boards to steel supports in deck installation Repairing or reinforcing existing decking structures Technical Data Diameter: 5.5mm Length: Various lengths available Head Type: Cylindrical Thread Type: Secondary Thread Material: Delta-Seal Upgrade your decking projects with the SPAX Decking Cylindrical Head Screws, and enjoy a secure, long-lasting connection that you can rely on. Order yours today! Product Videos Custom Field Variant Screws Diameter 5.5mm Model T25 Head Cylindrical Thread Secondary Material Delta Seal Application Decking Product Reviews Write a Review Write a Review × SPAX Screws | 5.5mm T25 Cylindrical Head Decking Screws Timber to Steel with Secondary Thread in Delta Seal Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *
Quick view SPAX Screws | 6mm T25 Cylindrical Head Decking Screws with Secondary Thread in A4 316 Stainless Steel MSRP: Was: $76.49 - $146.17 Choose Options
Quick view SPAX Screws | 5mm T25 Cylindrical Head Decking Screws with Secondary Thread in A2 304 Stainless Steel MSRP: Was: $55.58 - $93.93 Choose Options
Quick view SPAX Screws | 8mm T25 Cylindrical Head Boardwalk Screws with Secondary Thread in A4 316 Stainless Steel MSRP: Was: $150.98 Choose Options
Quick view SPAX Screws | 5mm T25 Cylindrical Head Decking Screws 50mm Value Pack with Secondary Thread in A2 304 Stainless Steel MSRP: Was: $239.97 Choose Options
Quick view SPAX Screws | 5mm T25 Cylindrical Head Decking Screws 60mm Value Pack with Secondary Thread in A2 304 Stainless Steel MSRP: Was: $273.75 Choose Options
Quick view SPAX Screws | 6mm T25 Cylindrical Head Decking Screws with Secondary Thread in A4 316 Stainless Steel MSRP: Was: $76.49 - $146.17 Choose Options
Quick view SPAX Screws | 5mm T25 Cylindrical Head Decking Screws with Secondary Thread in A2 304 Stainless Steel MSRP: Was: $55.58 - $93.93 Choose Options
Quick view SPAX Screws | 8mm T25 Cylindrical Head Boardwalk Screws with Secondary Thread in A4 316 Stainless Steel MSRP: Was: $150.98 Choose Options
Quick view SPAX Screws | 5mm T25 Cylindrical Head Decking Screws 50mm Value Pack with Secondary Thread in A2 304 Stainless Steel MSRP: Was: $239.97 Choose Options
Quick view SPAX Screws | 5mm T25 Cylindrical Head Decking Screws 60mm Value Pack with Secondary Thread in A2 304 Stainless Steel MSRP: Was: $273.75 Choose Options