1.model: BT-275 2.Origin: Wenzhou 3. Material: yellow zinc and white zinc Loking spring R clip1. material: Carbon / alloy spring steel, Refractory steel, stainless steel,2. Usage: automobiles, motorcycles, electrical Appliances, telecommunication, communication, Aviation, space and other civil fields3. Size: all size available4. ISO9001:20005. Special: Good resistance to both high and low ...