Countersunk Slotted Machine Screws. Marine Grade A4 (salt water resistant). 3mm 4mm 5.6mm 1.65mm 0.5. 4mm 70mm 7.5mm 2.2mm 0.7. 3mm 14mm 5.6mm 1.65mm 0.5. 3mm 16mm 5.6mm 1.65mm 0.5. 3mm 20mm 5.6mm 1.65mm 0.5.
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