Reliable 50PK lag bolt 1/2in x 2-1/2in are a solution designed for structural wood-to-wood and wood-to-masonry applications. Featuring a hex head for secure installation with a wrench or socket, these lag bolts provide superior holding strength. The coarse threads ensure excellent grip in wood, while the unthreaded shank helps draw materials tightly together for a secure connection. • Includes: 50 Bolts per package. • 1/2in diameter x 2-1/2in length. • Durable construction for high-strength fastening. • Hex head allows easy installation. • Coarse threads maximize holding power. • Unthreaded shank pulls materials tightly together. • Zinc-plated finish helps resist rust and corrosion.