Descriptions：
1. 45# carbon steel material, with quenching treatment for high hardness and durability. It is rust protection and corrosion resistance, can be used in various conditions.
2. The surface is polished and smooth, which is easy to install without any complicated tools.
3. Dowel pins are most generally used to connect two components to make them more stable. It can also be used to fix components' position and maintain alignment between different parts.
4. Good replacement for hand-making, shelf, bookshelf, table, chair and other home furniture.
5. It can be easily installed on wood products, industrial machines and metal equipment such as punch presses, pin gauge, hinge and other machines.

Specifications:
Color: Silver Tone
Material: 45#Carbon Steel
Thread Size: Female M3
Surface Finish: Quenching
Inner Thread Length: 7mm
Total Size: 4x 12mm / 0.16 x 0.47-inch ( D x L)

Package Content:
20pcs x Dowel Pin