Classic Pozi Countersunk Wood Screws - 4.0 x 20mm - A2 Stainless Steel - Pack of 200 - 304 Stainless Steel

Multi-purpose classic pozi wood screws are specially designed to perform efficiently in hardwood, softwood, chipboard, MDF, plastic and thin sheet metal
Made from A2 stainless steel which offers exceptional reliability and strength - the perfect choice for exterior use where corrosion resistance is of importance
Double countersunk reduces the likelihood of head shear and assists completion of countersinking
Fully threaded - screws are partially threaded above and including 80mm length to assist with clamping of materials
Patented lubrication, designed to enhance screw insertion time and provides greater resistance to corrosion
25° sharp point for easy penetration
40° deep single thread provides secure fixing with high pull-out resistance
Surface hardened up to 750 HV to prevent torque under load and a core hardness of up to 450 HV for improved ductility
Stainless steel must be used where there is corrosive environment and/or the base material has inherent corrosive characteristics e.g. Green Oak.
CE approved
Note: a pilot hole is recommended for all stainless steel screws