Zinc-plated hardened carbon steel.
A useful assortment of metric hexagonal-headed self-drilling screws is housed in a plastic storage case.
Ideal for securing corrugated metal/ PVC roofing panels. cladding/ trunking. or other sheet metal assembly parts.
No need to pre-drill or tap a thread.
Use a corded or cordless drill or drill driver with the correct size socket to install.