1.Case:First-grade new ABS Plastics ,brigt,odorless,spray-melted coating, chromed 2.Graduation:inch and metric combination ,FT-inch only,Luban etc 3.Blade: 50# carbon steel white and yellow color, shiny or chromed 4.Hook:powerful hook or magnetic hook 5.Thickness:0.085mm-0.10mm before painting 6.Packing:opp bag, color box, blister card,double blister card or as your requirement. 7 Strap:nylon or rubber material