DIN 914 set screw with hex drive and cone-point, M3 x 4, cone point, Article number 914A2030047. Made in stainless steel a2-21h, surface finish black oxide. Set Screw with Hex Drive and Cone-Point manufactured to DIN 914 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.