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5 mm | sleeve nut with smooth head, screw with slotted head Binding screws, nickel-plated | SPRINTIS
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Gobrecht & Ulrich 25 x 3.5mm Book Binding Screws & Posts - Chicago Screws - 3.5mm Length - 10mm Head, 5mm Hole Diameter : Amazon.co.uk: DIY & Tools
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18 mm | sleeve nut with smooth head, screw with slotted head Binding screws, nickel-plated | SPRINTIS
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