1、Adjustable Size: This adjustable frame clamp is designed to accommodate a wide range of frame sizes, with adjustable clamp positions to fit frames from 5 x 7in to 26 x 30in. This versatility makes it an essential tool for professional framers and handcraft enthusiasts alike, allowing for the creation of various frame sizes effortlessly. 2、Space Saving Foldable Design: Featuring a user friendly foldable design, this adjustable picture frame corner clamp is easy to store and transport. Its compact form saves space in your workshop or home, making it suitable for those with limited storage while ensuring it's always on hand when needed. 3、Innovative Jaw Design: The clamp jaws are ergonomically designed with a recessed angle, allowing them to be flipped for different frame sizes. This adaptability ensures that both small and large frames can be securely clamped, providing flexibility and ease of use for various framing projects. 4、Rugged Tool Steel Construction: Constructed from excellent tool steel, this squaring framing clamp is built to last. The robust materials ensure durability and longevity, making it a good choice for both professional and hobbyist framers who seek a dependable tool that withstands the rigors of repetitive use. 5、Simultaneous Corner Tightening: The picture frame fixed corner clamp allows for the simultaneous tightening of all four corners, making it incredibly convenient for users. This feature ensures that the frame is securely held in place, reducing the risk of misalignment and ensuring a good fit every time. Item Type: Adjustable Picture Frame Corner Clamp Material: Tool Steel 4 x Aluminum Bars 4 x Clamp Jaws 2 x Tightening Blocks 1 x Bolt 4 x Screws 4 x Nuts