Butterfly Wing Bolt

• Material: Carbon steel grade 4.8, 8.8, 10.9, 12.9
• Size: M4~M24
• Standard: DIN316
• Product description: Butterfly Wing Bolt is from Fast Hardware Electronic Co., Limited which is a professional Butterfly Wing Bolt, Carbon Steel Wing Bolt, Galvanized Wing Bolt, Zinc Plated Wing Bolt supplier and exporter
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