Features: Adopting a quick locking and unlocking design, the workpiece can be clamped or loosened in a short time with simple operate. Suitable for 19mm diameter table holes, the installation process is easy and simple by fitting 19mm tenons with the holes of the woodworking table, without the need for complex tools. The clamping part is equipped with thickened anti slip rubber pad, which can not only increase the friction with the surfaces of the workpiece, prevent the workpiece from being crushed during the clamping process, but also furthers improve the firmness of the clamping. This clamp set is suitable for fixing workpieces of various shapes such as square, circular, triangular. Whether it is regular or irregular shaped wood, the position and angles of the clamp can be adjusted reasonably to achieve effective fixation and meet the diverse processing needs of woodworking. Specifications: Component: Aluminum Alloy and Plastic Size: As shown in the picture Package Includes: 1set Woodworking Table Clamp note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.