... cold rolling steel 2.Large electrostatic spraying 3.ISO9001&ISO14001 4.15 years' experience Different locksdifferents handlesIntroductionWelcome to Longbao steel office ... .8, 0.9, 1.0 ,1.2 ,1.3 1.4 mm,....we could design and ,amufacture as your requirement for thickness ... .4 ,steel book shelf appearance: modern design,it is look beautiful , ...