7.5x100 Multi-Fix Concrete Screws TX Flat Countersunk Yellow. Box of 100

A rapid and effective light duty anchoring system for fixing into concrete, brick, stone, concrete block and wood. This through fixing provides a single solution and replaces traditional fixings such as nylon frame and hammer fixings.

• Designed to replace traditional masonry fixings
• TX30 TX Drive recess to reduce driver wear & prevent camming-out
• Serrated V-threads to achieve optimum insertion into all masonry types
• Zinc plated and yellow passivated for increased corrosion resistance
• High-Low thread on first 30mm to aid insertion and reduce torque
• Ideal for fitting windows and door frames