1018 Carbon Steel Plate, Material Carbon Steel, Material Grade 1018, Heat Treatable Yes, Heat Treatment Case Hardened, Mechanical Finish Polished, Overall Length 6.5 in, Overall Width 6 in, Thickness 1.5 in, Thickness Tolerance 0 in/-0.0013 in, Yield Strength 54,000 psi, Fabrication Cold Finished, Machinability 78 Percent, Rockwell Hardness Not Rated, Tensile Strength 80,000 psi, Width Tolerance 0 in/-0.0013 in, Standards ASTM A108, ASTM A29, Brinell Hardness 70, Shape Plate.

O1 Tool Steel Rod, Material Tool Steel, Material Grade O1, Overall Length 36 in, Heat Treatable Yes, Heat Treatment Oil Hardened, Mechanical Finish Precision Ground, Outside Diameter 9/16 in, Outside Diameter Tolerance +/-0.001 in, Yield Strength 55,000 psi, Fabrication Hot Rolled, Rockwell Hardness B100, Brinell Hardness 241, Tensile Strength 95,000 psi, Machinability 90 Percent, Length Tolerance +1/8 in/-0 in, Includes Material Certificate Yes Nonshrinking, general-purpose electric furnace melt oil-hardening steel tool is supplied with a fully spheroidized structure. Provides excellent abrasion resistance, toughness, and features machinability characteristics.