77 DRYWALL COARSE THREAD DRYWALL SCREWS sales@evolutionfasteners.co.uk www.evolutionfasteners.co.uk Coarse Thread Drywall Screw (Black Phosphate) Code Size Max Board Thickness Box Carton DWSC25 3.5 x 25.0mm 0 - 9mm 1,000 10,000 DWSC32 3.5 x 32.0mm 0 - 12.5mm 1,000 10,000 DWSC38 3.5 x 38.0mm 0 - 15mm 1,000 10,000 DWSC42 3.5 x 42.0mm 0 - 18mm 1,000 10,000 DWSC50 3.5 x 50.0mm 0 - 25mm 1,000 10,000 DWSC65 4.2 x 65.0mm 0 - 40mm 500 5,000 DWSC75 4.2 x 75.0mm 0 - 50mm 500 5,000 DWSC90 4.8 x 90.0mm 40 - 65mm 500 3,000 DWSC100 4.8 x 100.0mm 50 - 75mm 500 3,000 DWSC110 4.8 x 110.0mm 65 - 85mm 200 2,500 DWSC120 4.8 x 120.0 mm 75 - 95mm 200 2,000 DWSC150 4.8 x 150.0 mm 95 - 125mm 200 2,000 DWSC3925 3.9 x 25 mm 0 - 9mm 1,000 10,000 DWSC3930 3.9 x 30 mm 0 - 12.5mm 1,000 10,000 DWSC3935 3.9 x 35 mm 0 - 15mm 1,000 10,000 DWSC3941 3.9 x 41 mm 0 - 18mm 1,000 6,000 DWSC3945 3.9 x 45 mm 0 - 20mm 1,000 6,000 DWSC3955 3.9 x 55 mm 0 - 30mm 1,000 5,000 DWSC3965 3.9 x 65 mm 0 - 40mm 500 5,000 DWSC4270 4.2 x 70.0mm 0 - 45mm 500 5,000 DWSC4290 4.2 x 90 mm 40 - 65mm 500 6,000 DWSC5538 5.5 x 38 mm 0 - 15mm 500 6,000 EUROPA EN 14566 2008 = 01DW-01/14 IMPORTANT APPLICATION ADVICE On rare occasions black phosphate screw coatings can react with some render types, which can damage the coating resulting in corrosion and staining. To reduce the risk of this happening Evolution recommends sealing the drywall screw heads with a PVA bonding solution before render is applied.