Dewalt is the number 1 brand for woodworking company. This Dewalt 4-Pack Medium and Large Trigger Clamp pack are perfect for a variety of jobs including holding, spreading and glue ups. The Large Trigger Clamp has the capability to convert to a spreader with 1 touch of the quick change button. They also have a 300 lb. the clamping force that makes them ideal for larger fastening jobs the Pro may have. The Medium clamp in this 4-pack has a clamping force of 100 lbs. No matter the job, DEWALT is guaranteed tough.