The MF20 Self Drill Screws are to be used in conjunction with MF ceilings. The Self Drill Screws are specialist screws that are used for attaching the plasterboard ceiling onto the metal framework. It connects and installs MF ceiling structure for a textures and decorative finish. Screw is designed with hardened points for fitting plasterboard without drilling pilot holes. These screws are known to be very cost effective and perform best in drywall systems. These MF screws are also compatible with timber wall partitions. The MF Suspended System plaster board ceilings are ideal for commercial and domestic applications. MF ceiling height may be adjusted to accommodate ducting or other services whilst still providing sound insulation and fire protection. Tin strips and mineral wool can also be incorporated for thermal or acoustic insulation. Its acoustic performances can be improved by using Acoustic Hangers. MF ceiling creates a seamless surface suitable to receive most decorative finishes. It can be directly decorated, or it can have a textured finish. It fits together easily, making the ceiling plasterboard suitable for fixing all types of plasterboard.