Product Description Closed 30~1000mm Extended 30~5000mm Material Stainless steel, aluminum, alloy, brass or as per request Tolerance +/-0.01mm Length According to customers' requirements Surface finish Polishing, annealing, tempering, coating, anodizing, sand-blast, etc Application The products are widely used in precision apparatus and instruments, electronics, electric appliance, micro-motors, heating equipments, sanitary ware, etc 1. Diameter: 0.25-50mm 2. Thickness: 0.08-1.0mm 3. Tolerence: 0.01-0.02mm 4. Length: According to customer's requests Product Name OEM stainless steel telescopic rod antenna Materials stainless steel, iron, aluminum, brass, copper, steel alloy, etc. Certification ISO:2008, ISO9001 Surface Polished, annealed, tempered Grade SUS304, SUS316, etc. Test According to customer's requests Specification According to customer's requests Used precision instruments and apparatus, electronics, electric appliance and others