Deck Screws 5.5X50, Stainless Steel, TERASSOTEC, 200pcs.

Terrassotec Trilobular, stainless steel 

• durable against rust, not resistant to acids
• Not suitable for chlorine-containing environments

Advantages of Terrassotec Trilobular:

Special screw geometry

• Special thread ensures quick driving
• Reduced risk of breakage or stripping.
• Thread under the head provides additional reinforcement for deck boards.

Trilobular base geometry

• Reduced driving torque
• Reduced risk of screw breakage during driving

Two-stage thread with underhead thread

• Reduced chip formation
• Reduced risk of wood splitting