Hollow Hex Bolt

• Material: Stainless steel, Carbon steel grade 4.8, 8.8, 10.9, 12.9
• Size: M6~M100
• Product description: Hollow Hex Bolt is from Fast Hardware Electronic Co., Limited which is a professional hollow hex bolt, tubular hex bolt, hex head hollow bolt, stainless steel hollow bolt, threaded hollow hex bolt sup
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