M4 Knurled Thumb Screw Cylindrical Head Hand Tighten Bolt Long 5mm-100mm for DIY
Surface Treatment: Anodizing / Natural Finish Thread Size: M4 Material: Aluminum Alloy + Stainless Steel Dimensions: Thread Diameter M * Thread Length L * Handle Diameter D * Handle Length A+B
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On Nov 13, 2025 at 10:04:45 PST, seller added the following information: