Specially designed as a multi purpose product, the 25 degree sharp point, special thread design, lubrication and corrosion resistant plating ensures the screw will consistently perform efficiently in hardwood, chipboard, MDF, plastic and thin sheet metal, while offering exceptional holding power. The double countersunk head reduces the likelihood of head shear and assists completion of countersinking. Fully threaded up to 70mm thereafter partially threaded.
Nearest diameter equivalents, metric to imperial, are as follows:-
3.0mm = No.4 3.5mm = No.6 4.0mm = No.8
4.5mm = No.9 5.0mm = No.10 6.0mm = No.12/No.14