【Professionally Made】-Heavy-duty carpenter clamps are made of high-quality tool steel and are rust-resistant and durable. Not only can they withstand the heavy use on the job site, but they also ensure that each use is safer and more durable. 【Thoughtful Design】-There are two soft plastic covers on the jaws of these connecting clamps, which can effectively protect the surface of the object from damage caused by excessive pressure. It can also prevent scratches. At the same time, ensure a firm clamping to prevent slipping. 【Anti-slip Thread Design】 - The F screw clamp adopts trapezoidal thread design, the hose clamps with deep thread, which can ensure that the gear does not loosen after fixing, and also can extend the sliding time and service life. 【Save Time and Energy】 - The quick connection clamp features large clamping distance and labor saving. Ergonomic handles make the work more comfortable and easier. It is a practical tool commonly used in woodworking, which can be used for