Big Timber 1CTX156 T-30#15 x 6" Construction Lag Screw Knurled Shank Type-17, Bronze, 100per Pack

These construction lag screws are heat treated and hardened. They are stronger and more durable than ordinary lag screws. They have deep cutting threads for Quick, easy driving and a sharp notched point for exact, Quick starting with less walking. a built-on round Washer head with smooth edges gives a professional finish