... in some special conditionssizeCustomized size and spec /OEM availableWe are specializing in manufacturing all kinds of ... . Iron: 1213, 12L14,12156. Aluminum: Al6061, Al60637.OEM according to your requestProducts Availablebolts, screws, nuts, rivets, stem ... Customized size and spec /OEM availablePackagesuitable for sea and air transportation or as requiredCertificateISO9001:2008 OEM auto stamping parts