Self Drilling Screws
Self Drilling ScrewsZinc plated hex head expansion anchor bolt with external threads. Designed for concrete and masonry fixing, high holding power for railings, brackets and structural mounting.
| Material | Carbon Steel, Stainless Steel 304/316 |
| Surface Treatment | Zinc Plated, Hot Dip Galvanized, Plain |
| Specification | Dia 3.5-6.3mm, Length 13-200mm |