Olympic Fixings 7.5 X 92 CSK Torx T30 Self Tapping Concrete Frame Screws ZYP 100 Pcs

Olympic Concrete Frame Screws is a heavy duty self tapping screw for fixing directly into masonry and concrete. They have shallow countersunk heads with Torx T-30 recess, high/low thread design and are zinc plated and yellow passivated. Screws into a pre-drilled hole without the need of a wall plug and will cut its own thread.

• Ideal for the fixing of window and door frames, wood or metal profiles, battens, brackets, timber beams, panels, signs etc
• Corrosion resistant
• Screws into a pre-drilled hole without the need of a wall plug, cutting its own thread