250pcs M3 Solid Brass Copper Hex Standoff Hexagon Pillar Spacer Column Screw Nut Washer Assortment Kit Set for PCB Motherboard

250pcs M3 Solid Brass Copper Hex Standoff Hexagon Pillar Spacer Column Screw Nut Washer Assortment Kit Set for PCB Motherboard

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