Rock Solid Sink Connection Bolt Extension Screw M12x70mm Copper Chrome Plated Rust Proof Corrosion Resistant Plumbing Hardware For Bathroom And Kitchen No Sweat

Single Pack M12x70mm Sink Basin Extension Bolt Upgrade
✔️ M12 Thread 70mm Length 8mm Hole Chrome Plated Steel

This single pack connecting bolt extension screw serves as a heavy duty replacement part for mounting deep kitchen basins and bathroom vanities. It threads securely onto existing drain assemblies to bridge the gap created by thick stone, wood, or ceramic countertops without compromising structural integrity.

✅ Thread width measures 12 mm or 0.47 inch across
✅ Total length spans 70 mm or 2.75 inch long
✅ Center opening fits 8 mm or 0.31 inch stem diameter
✅ Copper core features metal finish for zero rust issues
✅ Box holds one single mounting fastener repair part

💡 What size sink extension bolt prevents leaks behind heavy stone countertops?
A handy plumbing connector keeps your drain assembly snug against granite or quartz tops without twisting loose during daily wash downs.
- Heavy duty M12 threading locks firmly onto standard basket strainer bodies
- Compact 70 mm or 2.75 inch length reaches through dense marble or solid surface panels
- Moisture resistant chrome coating shields internal cabinetry from seepage problems

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