Techfast Self Drilling Bugle Torx Head Window Screw 4.2 x 55mm

For fastening window/door cills to metal reinforced PVCu. Bugle Head with Torx-compatible recess. Self-drilling tip.
Impact Bit included. Protected by Elementech corrosion resistant coating, salt spray tested to 1000 hours. Complies with EU Safety, Health and Environmental requirements.