Overview
- SKURSS516318B
- BrandGRK
GRK RSS Rugged Structural Screws in a black finish are a fast, code-listed alternative to lag screws and through-bolts for ledgers, beams, posts and other heavy wood-to-wood connections. They drive without pre-drilling, and the black finish blends in where the screw heads stay visible.
- Size: 5/16" x 3 1/8"
- Pack: sold individually
- Drives without pre-drilling in most applications
- Washer head for strong clamping force
- Black finish for exposed connections such as posts, pergolas and timber framing
- Always follow the manufacturer's spacing and edge-distance guidelines for structural work
