The IRWIN® Quick-Grip® Hybrid Trigger Clamp combines the benefits of a one-handed bar clamp with the strength of a traditional F-clamp. Its 63.5mm throat depth allows you to clamp in hard to reach difficult areas. Glue resistant pads allow for easy clean up, they also help to prevent marking delicate work surfaces. Fitted with a rubber overmould grip for added comfort and control. Specification: Clamping Force: 136kg.