... . Bronze: C51000, C52100, C54400, etc5. Iron: 1213, 12L14,12156. Aluminum: Al6061, Al60637.OEM according to your requestProducts Availablebolts, screws, nuts ... turning, milling, drilling, grinding, broaching, welding and assemblyAdvantages1. Competitive price with good quality 2. Low MOQ (200pcs is even acceptable in ... and air transportation or as requiredCertificateISO9001:2008 OEM stamping die parts