C2 Deck‑Fix – 4.5 × 60 mm Green TX Cylinder‑Head Screws (Twin‑Cut, 250‑Pack)

Discrete-Finish Cylinder-Head Decking Screws with Twin‑Cut Tip and High Corrosion Resistance

Timco C2 Deck‑Fix cylinder-head screws are premium fasteners engineered for a concealed finish with composite and timber decking. The reduced cylindrical head offers discretion while the upper thread clamps the decking board securely to joists. Featuring a patented Twin‑Cut point that delivers rapid penetration and reduced splitting, enhanced clamping via a helix shank, and multi-layer green corrosion-resistant plating rated up to 1,000 hours salt spray. Includes a TX15 drive bit per tub. Ideal for hard and softwood decking in outdoor use.

Key Features & Benefits

• Cylindrical Reduced Head: Discreet finish below decking surface. 
• Twin‑Cut Point: First cut enables fast pick-up; second cut reduces splitting. 
• Upper Clamping Thread: Secures board tightly to joist for durability. 
• 1,000 Hour Corrosion Resistance: Multi-layer green plating for long-term external 

Product Details

• Size: 4.5 × 60 mm (Gauge 9)
• Head Diameter: Approx. 6.13 mm cylinder head
• Drive Recess: TX15 (with 25 mm S2 bit included) 
• Material: Carbon steel with green organic exterior coating
• Pack Quantity: 250‑piece plastic box, approx. 1.08 kg weight 
• Standards: CE‑marked, BS EN 14592:2008 compliant 

Typical Uses

• Discreet fixing of timber or composite decking boards
• Outdoor wood structures where low-profile heads are preferred
• Hardwood or softwood decking exposed to corrosive or coastal environments
• Where minimal splitting and robust clamping are required