VEVOR Bar Clamps for Woodworking Durable Materials & Large Opening & Camping Force This F clamp, also known as a clamp with a locking bar, consists of a guide rod and two clamp bodies in an F shape. It is used to secure workpieces and is widely applied in woodworking and metalworking scenes. Its unique design allows for single-handed operation, with automatic locking and a quick-release lever, providing users with convenience. High-quality Materials 36-inch Large Jaw Opening 600lbs Clamping Force Simple and Easy to Use VEVOR Bar Clamps for Woodworking The wood clamps for woodworking are made of premium materials, ensuring long-lasting durability and reliable quality. The sturdy structure provides security during use. Key Features High-quality Materials: The jaws of our bar clamps is made of cast iron, sturdy and not easy to deform. The slide bar is constructed from 45# carbon structural steel, ensuring long-lasting and crack-resistant performance. 36-inch Large Jaw Opening: Our bar