The ITW Contractor Fasteners 1516E is a Pack of 100 2-1/2-Inch Drive Pins. Features: * Shank length 2 1/2 * Used for fastening into harder steel and concrete * Premium steel and hard concrete pin * 100 per box What"s In the Box: * ITW Contractor Fasteners 1516E 2-1/2-Inch Drive Pin 100-Pack