80 Tel: +44 (0)141 647 7100 Fax: +44 (0)141 647 5100 DRYWALL TOUGH BOARD SCREWS Tough Board Screws Designed For: Fixing dense and hard surfaced boards to both drywall track/timber base materials Head style: Countersunk with 4 nibs Drive bit: Phillips 2 Thread form: Hi-Lo Coating: Black phosphate Shank material: Carbon steel Material grade: AISI C1022 Effective thread legth: Fully threaded Drill point: Super sharp point ✓ Black Phosphate Coating EUROPA EN 14566 2008 = 01DW-01/14 ✓ Self-countersinking nibs ✓ Reduced width head Code Size Box Carton F35 3.9 x 35.0 mm 1,000 10,000 F45 3.9 x 45.0 mm 1,000 10,000 F55 3.9 x 55.0 mm 1,000 10,000 Code Size Box Carton DWSFCP3919 3.9 x 19.0 mm 1,000 12,000 DWSFCP3930 3.9 x 30.0 mm 1,000 8,000 DWSFCP3935 3.9 x 35.0 mm 1,000 8,000 DWSFCP3945 3.9 x 45.0 mm 1,000 5,000 Hi-Lo Tough Board Screw 2002/95/EC 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.