Tapcon 5/8" x 3" LDT Large Diameter Concrete Screw, Hex Head - Zinc | Qty. 100 (Carton) Helical Wall Ties Its combo head design allows

Its combo head design allows installation with either a Phillips or square drive

this screw features underhead nibs and a Type 17 fast-start point that drive easily and countersink smoothly into wood deck boards

the Simpson Strong-Tie F10T300BDC Self-Drilling Bugle Head Screw delivers reliable performance

Origin: Made in Sweden

Tapcon 5/8" x 3" LDT Large Diameter Concrete Screw, Hex Head - Zinc | Qty. 100 (Carton) Helical Wall Ties Its combo head design allowsLDT Tapcon Concrete Screw Anchors are a proven solution for high strength anchoring in concrete and masonry. With their robust design and aggressive thread profile, these heavy duty screws provide consistent performance in structural, industrial, and commercial settings. Built for speed and holding power, these anchors cut their own threads into base material, no inserts or expansion required. The dual lead thread reduces installation time while