11x TIMCO Concrete Screws TX Flat Countersunk Yellow 00050TCONP Pack of 8

Amazon

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, Weight: 0.18077905484 Pounds, Manufacturer: TIMCO

ManoMano

General description 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. Technical specifications Dimensions: 7.5 x 50 mm