Alloy Steel Square Bar, 12" L, 1 3/8" W, EnjoyTool Select, Mfr#: 40S1.375-12

4140 Alloy Steel Square Bar, Material Alloy Steel, Material Grade 4140, Thickness 1.38 in, Thickness Tolerance +0.000 in/-0.005 in, Overall Length 12 in, Overall Width 1 3/8 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Appearance Cold Finished, Length Tolerance +/-1 in