Cement Board Drilling Screw

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Thread size:#6, #7, #8, #10 (M3.5, M3.9, M4.2, M4.8) Length:1" to 4" (25mm to 100mm) Recess type:Phillip;Torx;Square; Head type:Scavenger (double bugle);Trim 4 nibs;Flat 5/6 nibs; Thread type:Coarse thread (single thread);Fine thread (twinfast);Hi-Low thread; Point:Drilling point;Spoon Point; Finish:Phosphate (grey or black); Zinc Plated (clear / white / yellow); Coating (Geomet, Dacrotized, Ruspert etc.)

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1-1/4 inch Self-Drilling Cement Board Screw - 5 lb Cement Board Screws to Steel 4.2 x 42mm. Cement board screws are corrosion-resistant fasteners specially designed for attaching various types of backerboards and underlayments to wood or steel framing members. Thesesefdrillingcementboard to steelscrews are for fixing cement board onto steel up to 3mm The selfcounter sunk head allows for a secure and flush finish fixing The self drilling tip and self tapping fine thread allows to penetrate the steel Organic plating on the screw will with stand up to 1500 hours spray salt tested Cement Board Screws to steel 42x42mm have a superior corrosion resistance in damp or corrosive environments compared to standard fasteners.These cement board self drilling screws are CE approved to EN14566 Cement Board Screws have a fluorocarbon finish that withstands 1000 hours of salt spray without exhibiting red rust (ASTM A117).Ruspert Ceramic Coated Hi-Low Thread Spoon Point Cement Board Screws Concrete screw

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