The Access Tools Truck Master Set is designed for heavy duty trucks and commercial vehicles. This set has been updated to include virtually every commercial vehicle on the road today, the company says, including Freightliner, Ford, Chevrolet, Kenworth, Peterbilt, International, Hino, Mack and more. The included manual provides detailed instructions, diagrams and pictures to aid in the opening of the vehicle. Each lockout is researched and tested extensively for accuracy.