DIN 966-H raised countersunk head screw with phillips, M4 x 50, fully threaded, Article number 966040501. Property class / material: steel 4.8, surface finish zinc plated. Raised Countersunk Head Screw with Phillips manufactured to DIN 966-H with ISO metric (M) thread, coarse pitch, fully 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.