Huck C50LR-BR20-44 C50L Lockbolts, Unit of Measure: Inch, Diameter: 0.625 Inch, Minimum Grip: 2.750 Inch, Maximum Grip: 3.000 Inch, Grip Range: 2.750 - 3.000 Inch, Round Head, Carbon Steel Material, Material Detail: Grade 5 Carbon Steel, Plain Finish, Finish Detail: Plain, Minimum Hole Size: 0.656 Inch, Maximum Hole Size: 0.688 Inch, Drill Size: 11/16 Inch, Head Diameter: 1.141 Inch, Head Height: 0.397 Inch, Diameter Tolerance: 0.617 - 0.642 Inch, Diameter of Ungrooved Area Under Head: 0.617 - 0.642 Inch, Under Head Pin Length: 6.156 Inch, Under Head Length to Breakpoint: 3.933 Inch, Exposed Pin at Minimum Grip: 0.375 Inch, Clamp Strength: 19200 lbf. (85.40kN), Shear Strength: 22500 lbf (100.085kN), Tensile Strength: 27100 lbf (120.547kN), RoHS Compliant: Yes