20 Pcs Double Ended Screws Set M4 X 40mm Carbon Steel Hanger Bolts Self Tapping Wood Dowels For Wood Joints And Furniture Repairs Zinc Finish Durable Zinc Coated For Indoor And Outdoor Use And Quick Fixes For Wood Joints

20 Pcs M4x40 Double-Ended Wood Screws, Zinc-Coated
✔️ Carbon steel, galvanized finish, 40 mm height, 19 mm thread

These double-ended wood screws are zinc-coated carbon steel fasteners designed for quick wood joinery and repairs. They’re ideal for furniture, stairs, rails, and other wooden structures, offering sturdy, reliable joints for both indoor and outdoor projects.

✅ 20 pcs double-ended screws, M4 x 40 mm; height 40 mm (1.57 in)
✅ Carbon steel with galvanized finish for rust resistance
✅ Double-pointed design with neat threads for even load distribution
✅ Quick installation: pre-drill a hole and drive into wood for secure joints
✅ Pack of 20, suitable for indoor and outdoor furniture repairs

💡 What is a double-ended wood screw used for?

These handy fasteners are designed to quickly join wood parts with strong, clean connections.

• handy for quick furniture repairs and wood joints
• great for attaching sofa legs, table legs, or chair supports
• fits M4 x 40 mm dimensions for precise, secure joints