Shim Stock Roll Cold Rolled Low Carbon Steel Full Hard Temper Thickness 0.0165 In Thickness 0.419 mm Thickness Tolerance +/-0.00075 In Width 6 In Width Tolerance +/-0.005 In Length 180 In Length Tolerance +3/-0.250 In Rockwell Hardness B90 Tensile Strength 80 000 PSI Meets ASTM-A109 AISI-1008/AISI-1010