DIN 571 hexagon head wood screw, 8 x 45 mm, sst 72 h, Article number 571080451SST072. Property class / material: steel, surface finish zinc plated. Hexagon Head Wood Screw manufactured to DIN 571 with ISO metric (M) thread, coarse pitch, partially threaded. Standard parts to the same standard, property class, dimensions and surface finish are interchangeable between manufacturers; confirm the controlling standard revision, any class-society or application approval, and the mating thread before substitution.