... 40+0.50-0.50+0.70-0.70+1.0-1.0+1.3-1.3+2.0-2.0+2.5-2 ... Width(mm)Thickness(mm)SizeSize toleranceSizeSize toleranceNormalBetterNormalBetter10-50+0.5, -1.0+0.3, -0.93-16+0.3, -0.5 ... 2, -0.450-75+0.6, -1.3+0.4, -1.216-60+1.5%-3.0%+1.0%-2.5%75-100+0 ... .9, -1.8+0.7, -1.7100-150+1.0%, - ... 2.0%+0.8%, -1.8% 2013 High Quality ...