The steel lag bolts measure 1/2" wide by 8" long. The kit includes one lag bolt, two washers and one shield. They work well on concrete for permanent installations or can be unscrewed if you need to remove your product.
Specifications:
Product name: Lag bolts
Measurements: ½ x 8
Contents: 1 lag screw, 1 shield, and two washers
Material: Steel