Phillips countersunk head self-tapping screws with a tapered head that seats flush in the material. The Phillips drive permits standard screwdriver or bit use; the self-tapping thread cuts its own mating thread into thin metal, wood or plastic without a pre-tapped hole. Specifications reference GB/T 846, DIN 7982 and ASME B18.6.4 where applicable.

Available in carbon steel and stainless steel with surface treatments including zinc plating and black oxide. Metric sizes are offered; confirm length, thread pitch and material grade when ordering. Typical applications include sheet metal work, wooden products, electrical casings, cabinet assembly and decorative fittings.