Super-Sized threads, wider than gutter spikes, fill old worn spike holes tightly. This heavy-duty screw gives unmatched holding power even in old spike holes.
- Oversized thread diameter for better holding strength and watertight fit
- #3 square drive virtually eliminates cam-out during hard-to-reach installations
- Durable UV resistant white and brown head paint matches most gutter systems
- Thick galvanized base coating guaranteed not to rust or react with aluminum
- Free driver bit included