Best Screws for Cement Board, Phillips CSK Head

(mm) ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3 P 1.1 1.3 1.4 1.6 1.8 1.8 a max 1.1 1.3 1.4 1.6 1.8 1.8 dc max 6.3 8.3 8.8 10.5 11 13.5 dc min 5.8 7.6 8.1 9.8 10 12.2 h min 0.4 0.6 0.8 0.9 1 1 s max 4 5.5 7 8 8 10 s min 3.82 5.32 6.78 7.78 7.78 9.78 e min 4.28 5.96 7.59 8.71 8.71 10.95 k max 2.8 3.4 4.1 4.3 5.4 5.9 k min 2.5 3 3.6 3.8 4.8 5.3 r max 0.4 0.5 0.6 0.7 0.8 0.9 Drilling plate thickness min 0.7 0.7 1.75 1.75 1.75 2 Drilling plate thickness max 1.9 2.25 3 4.4 5.25 6 z min 6.25 6.8 8.7 9.3 11 12   Key Features: Drive Type: These screws feature a Phillips drive, ensuring a secure connection between the tool and the fastener, reducing the risk of slippage during installation. Head Design: The CSK (Countersunk) head design allows the screw to sit flush with the surface, providing a clean and professional finish. This is particularly important when working with cement boards where a smooth finish is desired. Material: Made from high-quality materials, these screws are designed to withstand the rigors of construction and provide long-term durability. The choice of material also contributes to the screw’s resistance to corrosion, which is crucial for outdoor or damp environments. Coating: Some models come with a rust and corrosion-resistant coating, such as the PrimeGuard Plus coating, which is ideal for use in areas where moisture is a concern. Thread Design: The high-low thread design with a sharp point allows for easy driving and a reliable hold in a variety of materials, including cement boards. Order our best screws for cement boards and offer an efficient and durable fastening solution.