Tool Steel Rectangle Bar, 18" L, 6" W, EnjoyTool Select, Mfr#: 11488_18_0

Tool Steel Flat Stock, Steel Material, Width 6 in, Thickness 1/2 in, Fractional Size 1/2 in x 6 in x 18 in, Finish Unfinished, Length 18 in, Length Tolerance +0.125 to +0.250 in, Hardness Scale 177 to 212 BHN; Rockwell B88 to 95, Grade O1, Standards ASTM-A681, FED-QQ-T-570, SAE-J-437