BBI 011367 Cap Screw, 1/2-13 UNC x 2-1/2 in, 3/8 in Hex Drive, Grade 3A, Heat Treated Alloy Steel
BBI Cap Screw, Series: 1936/1960, UNC, 1/2-13, 2-1/2 in Overall Length, Round Socket Head, 3/4 in Head, Hex Drive, 3/8 in Drive, 180000 psi Tensile, HRC 38 - 43 Hardness, Heat Treated Alloy Steel, Grade: 3A, Plain
- Right hand thread direction