100 Dome Screw Covers Black, M4 Mirror and Glass Fastener Caps, 12mm (0.47in) Diameter x 4mm (0.16in) Thickness, Protective Trim for Furniture, Signs and Glass Panels

Pack of 100 black dome screw covers for M4 fittings
✔️ 12mm (0.47in) dia x 4mm (0.16in) thick, M4 fit, 100 pieces, black

These are 100 black plastic dome covers that snap over M4 screw heads to hide exposed fasteners on mirrors, glass panels, furniture and signs.

✅ Material: electroplated high-grade plastic with inner pads for grip and corrosion resistance
✅ Size: 12mm (0.47in) diameter; 4mm (0.16in) thickness for standard M4 screws
✅ Finish: polished surface for a clean mirror-ready appearance and easy cleaning
✅ Installation: install plastic washer in drilled glass hole, tighten M4 screw, snap cap over head
✅ Pack info: set of 100 caps, black color, suited for wardrobes, bath panels, tea tables, signs
✅ Use note: works well near sealed ball bearing housings and in assemblies with linear slide unit tracks, pairs with ceramic components for neat finishes

💡 What are decorative screw caps used for in mirror and glass mounting applications? A quick answer that explains why they matter. - They hide and protect exposed fastener heads on mirrors, glass panels and furniture, improving looks and safety. - Handy for installations that include sealed ball bearing mounts or linear slide unit rails where neat, low-profile hardware helps performance. - Also perfect for projects using ceramic fixtures or decorative hardware where a polished finish matters.