Fangrui Product Details [heavy Duty C-clamp] The Kit Includes 2 Stainless Steel Mini C Clamps, 2 Stainless Steel Lifting Rings Screw (m8), And 2 Stainless Steel Hooks (m8) .the Clamping Range Is About 0-1 Inches/0-30mm. [ideal Design]the Design Of The Small C Clamp Can Provide A Comfortable Use Experience, Bandwidth Port The Design Of The Clamp Can Ensure That The Clamped Object Will Not Be Easily Deformed, Can Ensure That Object Is In The Right Place. [easy To Use]c Clamps Heavy Duty Can Be Used For Temporary Or Permanent Fixation Of I-beam, Board, Hardware Machinery, Architectural Decoration Brackets, Etc.it Can Also Be Used To Hang Some Heavier Objects Under Steel Beams Or Ceilings. [high Quality]made From High-quality Stainless Steel Which Is Anti-corrosion, Anti-rust, And Good Abrasion Resistance. They Are Very Strong And Not Easy To Break, Will Not Deform Even Under High Pressure. [wide Application]mini C Clamps Are Versatile, And Can Fix Parts For Assembly, Fastening, Bonding And Welding. This Reliable Metal Beam Clamps