Drywall Construction Timber Stud Cement Board Screws - PH - Countersunk Wafer - Twin-Cut - Exterior - Silver Organic - 4.2 x 25

Timco

Specifically designed for fixing cement board to timber and thin sheet metal (max. 0.6mm). Self countersinking head for a secure and flush finish. Twin-cut point with a hi-low thread. Exterior grade coating for superior corrosion resistance in damp or corrosive environments, when compared to standard fasteners. Organic plating withstands 1,500 hours in salt spray test. Twin-cut point - Ideal for 6mm tile cement boards. Fixing to timber and thin sheet metal (max. 0.6mm). Twin-cut for rapid “pick-up” and reduce torque. Ribs under the head for improved countersinking. Fire Classification - A1. 4.2 x 25 Pack Type: Box Pack Quantity: 200 Pieces. Carton Qty (packs): 50, CE Standard: BS EN 14566:2008, Colour: Grey, Corrosion Rating (1-5): 3 - Urban & industrial areas with a low salt atmosphere, Driver Bit Size: PH2, Effective Thread L (mm): 21, Feature 1: Organic plating withstands 1,500 hours in salt spray test, Feature 2: Twin-cut point - Ideal for 6mm tile cement boards, Feature 3: Fixing to timber and thin sheet metal (max. 0.6mm), Feature 4: Twin-cut for rapid “pick-up” and reduce torque, Feature 5: Ribs under the head for improved countersinking, Feature 6: Fire Classification - A1, Finish: Exterior Plus, Gauge: 8, Head H (mm): 4, Head(mm): 10, Head Type: Countersunk Wafer, Inner Threadd1 (mm): 2.5, L (inch): 1, L (mm): 25, Material: Carbon Steel, MDT (mm): 0.6, MOQ: 1, MOQ Increment: 1,(mm): 4.2, Pack Dimensions L x W x H (mm): 92 x 74 x 58, Pack Qty: 200, Pack Quantity Unit: Pieces, Pack Type: Box, Pack Weight (kg): 0.4, Pallet Qty (packs): 1200, Point Type: Twin-Cut, Recess Type: Phillips, Size (imp.): 8 x 1, Size (mm): 4.2 x 25, Substrates: Softwood, Thin Sheet Metal, Cement Board, Thread Coverage: Fully Threaded, Thread L (mm): 21, Thread(mm): 4.2, Thread Type: High-Low