Countersunk Concrete Screw 150mm X 75mm (Box 100)
6mm Drill Diameter, 45mm Minimum Hole Depth
• Suitable for use in non-cracked concrete, concrete blocks and masonry.
• A countersunk self tapping screw with high-low thread
• Zinc plated and yellow passivated
• A T30 drive bit supplied in each box
• Easy to use fixing that does not require plastic plugs
• Higher resistance to fire than nylon fixings
• Friction fixing by screwing – prevents stress in the base material, allows fixings near to the edge, prevents deformation of the frame and gives greater loading performance than most nylon fixings