2-1/2" x 2-1/2" x 3/8" Wood Wedges 6PK It functions by converting a force applied to its blunt end into forces perpendicular to its inclined surfaces..
1/4"-20 x 2-1/2" Zinc Plated Grade 5 Steel Coarse Thread Carriage Bolts 10PK The square section grips into the part being fixed (typically wood), preventing the bolt from turning when the nut is tightened..
. Especially useful in metal-to-metal or where heavy duty fastening is required.#8-32 x 3 in Phillips Flat Machine Screw, Zinc Plated Steel, 20 PK Commonly used with flat or lockwashers.