TIMCO Cill Screws Bugle PH Self-Tapping Thread Self-Drilling Point Zinc - 4.2 x 55 Slash Tip An alternative to the self-tapping

An alternative to the self-tapping thread version

Ideal for clean and quick cutting of softwood

Solid and reinforced aluminium door with concealed combination dial for improved weather resistance

Heavy cross pattern bolts are typically used for securing large garage doors and gates in industrial and agricultural applications

Zinc plated for easy cleaning

TIMCO Cill Screws Bugle PH Self-Tapping Thread Self-Drilling Point Zinc - 4.2 x 55 Slash Tip An alternative to the self-tappingUsed for attaching cills to the base of door or window frames. The self drilling point permits the screw to drill through both reinforced and unreinforced frames.