【Durable amp; Rustproof Material】Our 90 degree angle clamps are strongly built with full aluminum one die-casting molding, red rustproof mask outside, robust and durable. 【Independently Adjustable Rotating Jaw】Our picture co.ukame clamps only need one finger to rotate the screw, can rotate and adjust according to different thicknesses of work pieces. 【Maximum Clamp Range】3 inch/77mm. Not only perfect for holding joint at 90 degree angle, also can be used for 45 degree clamp. And the rivets are fixed, not easy to fall off and convinient to use. 【Multifunctional Locator】Our corner clamps perfect fit for woodworking, fish tank fixing, picture co.ukame reinforcement, cabinet and furniture connection, wood DIY project holding etc. 【Package Include】A set of 4 pieces 90 degree right anlge clamps, to satisfy common daily use. Save working time and reduce work difficulty, very practical and economical. Product description: Set of 4 multi angle clamps, a perfect DIY hand tools for angle adjust,